642197010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3511}}^1$

素因数の和:3608

約数の個数: 128

約数和(自身を含む): 1925812224

約数和(自身を除く): 1283615214

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 67, 70, 78, 91, 105, 130, 134, 182, 195, 201, 210, 273, 335, 390, 402, 455, 469, 546, 670, 871, 910, 938, 1005, 1365, 1407, 1742, 2010, 2345, 2613, 2730, 2814, 3511, 4355, 4690, 5226, 6097, 7022, 7035, 8710, 10533, 12194, 13065, 14070, 17555, 18291, 21066, 24577, 26130, 30485, 35110, 36582, 45643, 49154, 52665, 60970, 73731, 91286, 91455, 105330, 122885, 136929, 147462, 182910, 228215, 235237, 245770, 273858, 319501, 368655, 456430, 470474, 639002, 684645, 705711, 737310, 958503, 1176185, 1369290, 1411422, 1597505, 1646659, 1917006, 2352370, 3058081, 3195010, 3293318, 3528555, 4792515, 4939977, 6116162, 7057110, 8233295, 9174243, 9585030, 9879954, 15290405, 16466590, 18348486, 21406567, 24699885, 30580810, 42813134, 45871215, 49399770, 64219701, 91742430, 107032835, 128439402, 214065670, 321098505, 642197010]

約数ペア:

[(1, 642197010), (2, 321098505), (3, 214065670), (5, 128439402), (6, 107032835), (7, 91742430), (10, 64219701), (13, 49399770), (14, 45871215), (15, 42813134), (21, 30580810), (26, 24699885), (30, 21406567), (35, 18348486), (39, 16466590), (42, 15290405), (65, 9879954), (67, 9585030), (70, 9174243), (78, 8233295), (91, 7057110), (105, 6116162), (130, 4939977), (134, 4792515), (182, 3528555), (195, 3293318), (201, 3195010), (210, 3058081), (273, 2352370), (335, 1917006), (390, 1646659), (402, 1597505), (455, 1411422), (469, 1369290), (546, 1176185), (670, 958503), (871, 737310), (910, 705711), (938, 684645), (1005, 639002), (1365, 470474), (1407, 456430), (1742, 368655), (2010, 319501), (2345, 273858), (2613, 245770), (2730, 235237), (2814, 228215), (3511, 182910), (4355, 147462), (4690, 136929), (5226, 122885), (6097, 105330), (7022, 91455), (7035, 91286), (8710, 73731), (10533, 60970), (12194, 52665), (13065, 49154), (14070, 45643), (17555, 36582), (18291, 35110), (21066, 30485), (24577, 26130)]