1813444920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{461}}^1$

素因数の和:715

約数の個数: 288

約数和(自身を含む): 6901614720

約数和(自身を除く): 5088169800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 223, 245, 252, 280, 294, 315, 360, 392, 420, 441, 446, 461, 490, 504, 588, 630, 669, 735, 840, 882, 892, 922, 980, 1115, 1176, 1260, 1338, 1383, 1470, 1561, 1764, 1784, 1844, 1960, 2007, 2205, 2230, 2305, 2520, 2676, 2766, 2940, 3122, 3227, 3345, 3528, 3688, 4014, 4149, 4410, 4460, 4610, 4683, 5352, 5532, 5880, 6244, 6454, 6690, 6915, 7805, 8028, 8298, 8820, 8920, 9220, 9366, 9681, 10035, 10927, 11064, 12488, 12908, 13380, 13830, 14049, 15610, 16056, 16135, 16596, 17640, 18440, 18732, 19362, 20070, 20745, 21854, 22589, 23415, 25816, 26760, 27660, 28098, 29043, 31220, 32270, 32781, 33192, 37464, 38724, 40140, 41490, 43708, 45178, 46830, 48405, 54635, 55320, 56196, 58086, 62440, 64540, 65562, 67767, 70245, 77448, 80280, 82980, 87416, 90356, 93660, 96810, 98343, 102803, 109270, 112392, 112945, 116172, 129080, 131124, 135534, 140490, 145215, 163905, 165960, 180712, 187320, 193620, 196686, 203301, 205606, 218540, 225890, 232344, 262248, 271068, 280980, 290430, 308409, 327810, 338835, 387240, 393372, 406602, 411212, 437080, 451780, 491715, 514015, 542136, 561960, 580860, 616818, 655620, 677670, 719621, 786744, 813204, 822424, 903560, 925227, 983430, 1016505, 1028030, 1161720, 1233636, 1311240, 1355340, 1439242, 1542045, 1626408, 1850454, 1966860, 2033010, 2056060, 2158863, 2467272, 2710680, 2878484, 3084090, 3598105, 3700908, 3933720, 4066020, 4112120, 4317726, 4626135, 5037347, 5756968, 6168180, 6476589, 7196210, 7401816, 8132040, 8635452, 9252270, 10074694, 10794315, 12336360, 12953178, 14392420, 15112041, 17270904, 18504540, 20149388, 21588630, 25186735, 25906356, 28784840, 30224082, 32382945, 37009080, 40298776, 43177260, 45336123, 50373470, 51812712, 60448164, 64765890, 75560205, 86354520, 90672246, 100746940, 120896328, 129531780, 151120410, 181344492, 201493880, 226680615, 259063560, 302240820, 362688984, 453361230, 604481640, 906722460, 1813444920]

約数ペア:

[(1, 1813444920), (2, 906722460), (3, 604481640), (4, 453361230), (5, 362688984), (6, 302240820), (7, 259063560), (8, 226680615), (9, 201493880), (10, 181344492), (12, 151120410), (14, 129531780), (15, 120896328), (18, 100746940), (20, 90672246), (21, 86354520), (24, 75560205), (28, 64765890), (30, 60448164), (35, 51812712), (36, 50373470), (40, 45336123), (42, 43177260), (45, 40298776), (49, 37009080), (56, 32382945), (60, 30224082), (63, 28784840), (70, 25906356), (72, 25186735), (84, 21588630), (90, 20149388), (98, 18504540), (105, 17270904), (120, 15112041), (126, 14392420), (140, 12953178), (147, 12336360), (168, 10794315), (180, 10074694), (196, 9252270), (210, 8635452), (223, 8132040), (245, 7401816), (252, 7196210), (280, 6476589), (294, 6168180), (315, 5756968), (360, 5037347), (392, 4626135), (420, 4317726), (441, 4112120), (446, 4066020), (461, 3933720), (490, 3700908), (504, 3598105), (588, 3084090), (630, 2878484), (669, 2710680), (735, 2467272), (840, 2158863), (882, 2056060), (892, 2033010), (922, 1966860), (980, 1850454), (1115, 1626408), (1176, 1542045), (1260, 1439242), (1338, 1355340), (1383, 1311240), (1470, 1233636), (1561, 1161720), (1764, 1028030), (1784, 1016505), (1844, 983430), (1960, 925227), (2007, 903560), (2205, 822424), (2230, 813204), (2305, 786744), (2520, 719621), (2676, 677670), (2766, 655620), (2940, 616818), (3122, 580860), (3227, 561960), (3345, 542136), (3528, 514015), (3688, 491715), (4014, 451780), (4149, 437080), (4410, 411212), (4460, 406602), (4610, 393372), (4683, 387240), (5352, 338835), (5532, 327810), (5880, 308409), (6244, 290430), (6454, 280980), (6690, 271068), (6915, 262248), (7805, 232344), (8028, 225890), (8298, 218540), (8820, 205606), (8920, 203301), (9220, 196686), (9366, 193620), (9681, 187320), (10035, 180712), (10927, 165960), (11064, 163905), (12488, 145215), (12908, 140490), (13380, 135534), (13830, 131124), (14049, 129080), (15610, 116172), (16056, 112945), (16135, 112392), (16596, 109270), (17640, 102803), (18440, 98343), (18732, 96810), (19362, 93660), (20070, 90356), (20745, 87416), (21854, 82980), (22589, 80280), (23415, 77448), (25816, 70245), (26760, 67767), (27660, 65562), (28098, 64540), (29043, 62440), (31220, 58086), (32270, 56196), (32781, 55320), (33192, 54635), (37464, 48405), (38724, 46830), (40140, 45178), (41490, 43708)]