647580420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7013}}^1$

素因数の和:7056

約数の個数: 144

約数和(自身を含む): 2144600640

約数和(自身を除く): 1497020220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 486, 513, 540, 570, 684, 810, 855, 972, 1026, 1140, 1215, 1539, 1620, 1710, 2052, 2430, 2565, 3078, 3420, 4617, 4860, 5130, 6156, 7013, 7695, 9234, 10260, 14026, 15390, 18468, 21039, 23085, 28052, 30780, 35065, 42078, 46170, 63117, 70130, 84156, 92340, 105195, 126234, 133247, 140260, 189351, 210390, 252468, 266494, 315585, 378702, 399741, 420780, 532988, 568053, 631170, 666235, 757404, 799482, 946755, 1136106, 1199223, 1262340, 1332470, 1598964, 1704159, 1893510, 1998705, 2272212, 2398446, 2664940, 2840265, 3408318, 3597669, 3787020, 3997410, 4796892, 5680530, 5996115, 6816636, 7195338, 7994820, 8520795, 10793007, 11361060, 11992230, 14390676, 17041590, 17988345, 21586014, 23984460, 32379021, 34083180, 35976690, 43172028, 53965035, 64758042, 71953380, 107930070, 129516084, 161895105, 215860140, 323790210, 647580420]

約数ペア:

[(1, 647580420), (2, 323790210), (3, 215860140), (4, 161895105), (5, 129516084), (6, 107930070), (9, 71953380), (10, 64758042), (12, 53965035), (15, 43172028), (18, 35976690), (19, 34083180), (20, 32379021), (27, 23984460), (30, 21586014), (36, 17988345), (38, 17041590), (45, 14390676), (54, 11992230), (57, 11361060), (60, 10793007), (76, 8520795), (81, 7994820), (90, 7195338), (95, 6816636), (108, 5996115), (114, 5680530), (135, 4796892), (162, 3997410), (171, 3787020), (180, 3597669), (190, 3408318), (228, 2840265), (243, 2664940), (270, 2398446), (285, 2272212), (324, 1998705), (342, 1893510), (380, 1704159), (405, 1598964), (486, 1332470), (513, 1262340), (540, 1199223), (570, 1136106), (684, 946755), (810, 799482), (855, 757404), (972, 666235), (1026, 631170), (1140, 568053), (1215, 532988), (1539, 420780), (1620, 399741), (1710, 378702), (2052, 315585), (2430, 266494), (2565, 252468), (3078, 210390), (3420, 189351), (4617, 140260), (4860, 133247), (5130, 126234), (6156, 105195), (7013, 92340), (7695, 84156), (9234, 70130), (10260, 63117), (14026, 46170), (15390, 42078), (18468, 35065), (21039, 30780), (23085, 28052)]