438907920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{173}}^1$

素因数の和:262

約数の個数: 240

約数和(自身を含む): 1542597696

約数和(自身を除く): 1103689776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 173, 176, 186, 220, 240, 248, 264, 310, 330, 341, 346, 372, 440, 465, 496, 519, 528, 620, 660, 682, 692, 744, 865, 880, 930, 961, 1023, 1038, 1240, 1320, 1364, 1384, 1488, 1705, 1730, 1860, 1903, 1922, 2046, 2076, 2480, 2595, 2640, 2728, 2768, 2883, 3410, 3460, 3720, 3806, 3844, 4092, 4152, 4805, 5115, 5190, 5363, 5456, 5709, 5766, 6820, 6920, 7440, 7612, 7688, 8184, 8304, 9515, 9610, 10230, 10380, 10571, 10726, 11418, 11532, 13640, 13840, 14415, 15224, 15376, 16089, 16368, 19030, 19220, 20460, 20760, 21142, 21452, 22836, 23064, 26815, 27280, 28545, 28830, 30448, 31713, 32178, 38060, 38440, 40920, 41520, 42284, 42904, 45672, 46128, 52855, 53630, 57090, 57660, 58993, 63426, 64356, 76120, 76880, 80445, 81840, 84568, 85808, 91344, 105710, 107260, 114180, 115320, 117986, 126852, 128712, 152240, 158565, 160890, 166253, 169136, 176979, 211420, 214520, 228360, 230640, 235972, 253704, 257424, 294965, 317130, 321780, 332506, 353958, 422840, 429040, 456720, 471944, 498759, 507408, 589930, 634260, 643560, 665012, 707916, 831265, 845680, 884895, 943888, 997518, 1179860, 1268520, 1287120, 1330024, 1415832, 1662530, 1769790, 1828783, 1995036, 2359720, 2493795, 2537040, 2660048, 2831664, 3325060, 3539580, 3657566, 3990072, 4719440, 4987590, 5486349, 6650120, 7079160, 7315132, 7980144, 9143915, 9975180, 10972698, 13300240, 14158320, 14630264, 18287830, 19950360, 21945396, 27431745, 29260528, 36575660, 39900720, 43890792, 54863490, 73151320, 87781584, 109726980, 146302640, 219453960, 438907920]

約数ペア:

[(1, 438907920), (2, 219453960), (3, 146302640), (4, 109726980), (5, 87781584), (6, 73151320), (8, 54863490), (10, 43890792), (11, 39900720), (12, 36575660), (15, 29260528), (16, 27431745), (20, 21945396), (22, 19950360), (24, 18287830), (30, 14630264), (31, 14158320), (33, 13300240), (40, 10972698), (44, 9975180), (48, 9143915), (55, 7980144), (60, 7315132), (62, 7079160), (66, 6650120), (80, 5486349), (88, 4987590), (93, 4719440), (110, 3990072), (120, 3657566), (124, 3539580), (132, 3325060), (155, 2831664), (165, 2660048), (173, 2537040), (176, 2493795), (186, 2359720), (220, 1995036), (240, 1828783), (248, 1769790), (264, 1662530), (310, 1415832), (330, 1330024), (341, 1287120), (346, 1268520), (372, 1179860), (440, 997518), (465, 943888), (496, 884895), (519, 845680), (528, 831265), (620, 707916), (660, 665012), (682, 643560), (692, 634260), (744, 589930), (865, 507408), (880, 498759), (930, 471944), (961, 456720), (1023, 429040), (1038, 422840), (1240, 353958), (1320, 332506), (1364, 321780), (1384, 317130), (1488, 294965), (1705, 257424), (1730, 253704), (1860, 235972), (1903, 230640), (1922, 228360), (2046, 214520), (2076, 211420), (2480, 176979), (2595, 169136), (2640, 166253), (2728, 160890), (2768, 158565), (2883, 152240), (3410, 128712), (3460, 126852), (3720, 117986), (3806, 115320), (3844, 114180), (4092, 107260), (4152, 105710), (4805, 91344), (5115, 85808), (5190, 84568), (5363, 81840), (5456, 80445), (5709, 76880), (5766, 76120), (6820, 64356), (6920, 63426), (7440, 58993), (7612, 57660), (7688, 57090), (8184, 53630), (8304, 52855), (9515, 46128), (9610, 45672), (10230, 42904), (10380, 42284), (10571, 41520), (10726, 40920), (11418, 38440), (11532, 38060), (13640, 32178), (13840, 31713), (14415, 30448), (15224, 28830), (15376, 28545), (16089, 27280), (16368, 26815), (19030, 23064), (19220, 22836), (20460, 21452), (20760, 21142)]