290416140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1733}}^1$

素因数の和:1781

約数の個数: 216

約数和(自身を含む): 1079310960

約数和(自身を除く): 788894820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 49, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 114, 126, 133, 140, 147, 171, 180, 190, 196, 210, 228, 245, 252, 266, 285, 294, 315, 342, 380, 399, 420, 441, 490, 532, 570, 588, 630, 665, 684, 735, 798, 855, 882, 931, 980, 1140, 1197, 1260, 1330, 1470, 1596, 1710, 1733, 1764, 1862, 1995, 2205, 2394, 2660, 2793, 2940, 3420, 3466, 3724, 3990, 4410, 4655, 4788, 5199, 5586, 5985, 6932, 7980, 8379, 8665, 8820, 9310, 10398, 11172, 11970, 12131, 13965, 15597, 16758, 17330, 18620, 20796, 23940, 24262, 25995, 27930, 31194, 32927, 33516, 34660, 36393, 41895, 48524, 51990, 55860, 60655, 62388, 65854, 72786, 77985, 83790, 84917, 98781, 103980, 109179, 121310, 131708, 145572, 155970, 164635, 167580, 169834, 181965, 197562, 218358, 230489, 242620, 254751, 296343, 311940, 329270, 339668, 363930, 395124, 424585, 436716, 460978, 493905, 509502, 545895, 592686, 658540, 691467, 727860, 764253, 849170, 921956, 987810, 1019004, 1091790, 1152445, 1185372, 1273755, 1382934, 1481715, 1528506, 1613423, 1698340, 1975620, 2074401, 2183580, 2304890, 2547510, 2765868, 2963430, 3057012, 3226846, 3457335, 3821265, 4148802, 4609780, 4840269, 5095020, 5926860, 6453692, 6914670, 7642530, 8067115, 8297604, 9680538, 10372005, 13829340, 14520807, 15285060, 16134230, 19361076, 20744010, 24201345, 29041614, 32268460, 41488020, 48402690, 58083228, 72604035, 96805380, 145208070, 290416140]

約数ペア:

[(1, 290416140), (2, 145208070), (3, 96805380), (4, 72604035), (5, 58083228), (6, 48402690), (7, 41488020), (9, 32268460), (10, 29041614), (12, 24201345), (14, 20744010), (15, 19361076), (18, 16134230), (19, 15285060), (20, 14520807), (21, 13829340), (28, 10372005), (30, 9680538), (35, 8297604), (36, 8067115), (38, 7642530), (42, 6914670), (45, 6453692), (49, 5926860), (57, 5095020), (60, 4840269), (63, 4609780), (70, 4148802), (76, 3821265), (84, 3457335), (90, 3226846), (95, 3057012), (98, 2963430), (105, 2765868), (114, 2547510), (126, 2304890), (133, 2183580), (140, 2074401), (147, 1975620), (171, 1698340), (180, 1613423), (190, 1528506), (196, 1481715), (210, 1382934), (228, 1273755), (245, 1185372), (252, 1152445), (266, 1091790), (285, 1019004), (294, 987810), (315, 921956), (342, 849170), (380, 764253), (399, 727860), (420, 691467), (441, 658540), (490, 592686), (532, 545895), (570, 509502), (588, 493905), (630, 460978), (665, 436716), (684, 424585), (735, 395124), (798, 363930), (855, 339668), (882, 329270), (931, 311940), (980, 296343), (1140, 254751), (1197, 242620), (1260, 230489), (1330, 218358), (1470, 197562), (1596, 181965), (1710, 169834), (1733, 167580), (1764, 164635), (1862, 155970), (1995, 145572), (2205, 131708), (2394, 121310), (2660, 109179), (2793, 103980), (2940, 98781), (3420, 84917), (3466, 83790), (3724, 77985), (3990, 72786), (4410, 65854), (4655, 62388), (4788, 60655), (5199, 55860), (5586, 51990), (5985, 48524), (6932, 41895), (7980, 36393), (8379, 34660), (8665, 33516), (8820, 32927), (9310, 31194), (10398, 27930), (11172, 25995), (11970, 24262), (12131, 23940), (13965, 20796), (15597, 18620), (16758, 17330)]