1780231908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{5641}}^1$

素因数の和:5702

約数の個数: 144

約数和(自身を含む): 5431846784

約数和(自身を除く): 3651614876

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 17, 21, 26, 28, 34, 39, 42, 51, 52, 68, 78, 84, 91, 102, 119, 156, 182, 204, 221, 238, 273, 289, 357, 364, 442, 476, 546, 578, 663, 714, 867, 884, 1092, 1156, 1326, 1428, 1547, 1734, 2023, 2652, 3094, 3468, 3757, 4046, 4641, 5641, 6069, 6188, 7514, 8092, 9282, 11271, 11282, 12138, 15028, 16923, 18564, 22542, 22564, 24276, 26299, 33846, 39487, 45084, 52598, 67692, 73333, 78897, 78974, 95897, 105196, 118461, 146666, 157794, 157948, 191794, 219999, 236922, 287691, 293332, 315588, 383588, 439998, 473844, 513331, 575382, 671279, 879996, 1026662, 1150764, 1246661, 1342558, 1539993, 1630249, 2013837, 2053324, 2493322, 2685116, 3079986, 3260498, 3739983, 4027674, 4890747, 4986644, 6159972, 6520996, 7479966, 8055348, 8726627, 9781494, 11411743, 14959932, 17453254, 19562988, 21193237, 22823486, 26179881, 34235229, 34906508, 42386474, 45646972, 52359762, 63579711, 68470458, 84772948, 104719524, 127159422, 136940916, 148352659, 254318844, 296705318, 445057977, 593410636, 890115954, 1780231908]

約数ペア:

[(1, 1780231908), (2, 890115954), (3, 593410636), (4, 445057977), (6, 296705318), (7, 254318844), (12, 148352659), (13, 136940916), (14, 127159422), (17, 104719524), (21, 84772948), (26, 68470458), (28, 63579711), (34, 52359762), (39, 45646972), (42, 42386474), (51, 34906508), (52, 34235229), (68, 26179881), (78, 22823486), (84, 21193237), (91, 19562988), (102, 17453254), (119, 14959932), (156, 11411743), (182, 9781494), (204, 8726627), (221, 8055348), (238, 7479966), (273, 6520996), (289, 6159972), (357, 4986644), (364, 4890747), (442, 4027674), (476, 3739983), (546, 3260498), (578, 3079986), (663, 2685116), (714, 2493322), (867, 2053324), (884, 2013837), (1092, 1630249), (1156, 1539993), (1326, 1342558), (1428, 1246661), (1547, 1150764), (1734, 1026662), (2023, 879996), (2652, 671279), (3094, 575382), (3468, 513331), (3757, 473844), (4046, 439998), (4641, 383588), (5641, 315588), (6069, 293332), (6188, 287691), (7514, 236922), (8092, 219999), (9282, 191794), (11271, 157948), (11282, 157794), (12138, 146666), (15028, 118461), (16923, 105196), (18564, 95897), (22542, 78974), (22564, 78897), (24276, 73333), (26299, 67692), (33846, 52598), (39487, 45084)]