328193840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1039

約数の個数: 160

約数和(自身を含む): 916816320

約数和(自身を除く): 588622480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 80, 85, 95, 104, 130, 136, 152, 170, 190, 208, 221, 247, 260, 272, 304, 323, 340, 380, 442, 494, 520, 646, 680, 760, 884, 977, 988, 1040, 1105, 1235, 1292, 1360, 1520, 1615, 1768, 1954, 1976, 2210, 2470, 2584, 3230, 3536, 3908, 3952, 4199, 4420, 4885, 4940, 5168, 6460, 7816, 8398, 8840, 9770, 9880, 12701, 12920, 15632, 16609, 16796, 17680, 18563, 19540, 19760, 20995, 25402, 25840, 33218, 33592, 37126, 39080, 41990, 50804, 63505, 66436, 67184, 74252, 78160, 83045, 83980, 92815, 101608, 127010, 132872, 148504, 166090, 167960, 185630, 203216, 215917, 241319, 254020, 265744, 297008, 315571, 332180, 335920, 371260, 431834, 482638, 508040, 631142, 664360, 742520, 863668, 965276, 1016080, 1079585, 1206595, 1262284, 1328720, 1485040, 1577855, 1727336, 1930552, 2159170, 2413190, 2524568, 3155710, 3454672, 3861104, 4102423, 4318340, 4826380, 5049136, 6311420, 8204846, 8636680, 9652760, 12622840, 16409692, 17273360, 19305520, 20512115, 25245680, 32819384, 41024230, 65638768, 82048460, 164096920, 328193840]

約数ペア:

[(1, 328193840), (2, 164096920), (4, 82048460), (5, 65638768), (8, 41024230), (10, 32819384), (13, 25245680), (16, 20512115), (17, 19305520), (19, 17273360), (20, 16409692), (26, 12622840), (34, 9652760), (38, 8636680), (40, 8204846), (52, 6311420), (65, 5049136), (68, 4826380), (76, 4318340), (80, 4102423), (85, 3861104), (95, 3454672), (104, 3155710), (130, 2524568), (136, 2413190), (152, 2159170), (170, 1930552), (190, 1727336), (208, 1577855), (221, 1485040), (247, 1328720), (260, 1262284), (272, 1206595), (304, 1079585), (323, 1016080), (340, 965276), (380, 863668), (442, 742520), (494, 664360), (520, 631142), (646, 508040), (680, 482638), (760, 431834), (884, 371260), (977, 335920), (988, 332180), (1040, 315571), (1105, 297008), (1235, 265744), (1292, 254020), (1360, 241319), (1520, 215917), (1615, 203216), (1768, 185630), (1954, 167960), (1976, 166090), (2210, 148504), (2470, 132872), (2584, 127010), (3230, 101608), (3536, 92815), (3908, 83980), (3952, 83045), (4199, 78160), (4420, 74252), (4885, 67184), (4940, 66436), (5168, 63505), (6460, 50804), (7816, 41990), (8398, 39080), (8840, 37126), (9770, 33592), (9880, 33218), (12701, 25840), (12920, 25402), (15632, 20995), (16609, 19760), (16796, 19540), (17680, 18563)]