1915946320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:693

約数の個数: 160

約数和(自身を含む): 4915399680

約数和(自身を除く): 2999453360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 73, 76, 80, 95, 124, 146, 152, 155, 190, 248, 292, 304, 310, 365, 380, 496, 557, 584, 589, 620, 730, 760, 1114, 1168, 1178, 1240, 1387, 1460, 1520, 2228, 2263, 2356, 2480, 2774, 2785, 2920, 2945, 4456, 4526, 4712, 5548, 5570, 5840, 5890, 6935, 8912, 9052, 9424, 10583, 11096, 11140, 11315, 11780, 13870, 17267, 18104, 21166, 22192, 22280, 22630, 23560, 27740, 34534, 36208, 40661, 42332, 42997, 44560, 45260, 47120, 52915, 55480, 69068, 81322, 84664, 85994, 86335, 90520, 105830, 110960, 138136, 162644, 169328, 171988, 172670, 181040, 203305, 211660, 214985, 276272, 325288, 328073, 343976, 345340, 406610, 423320, 429970, 650576, 656146, 687952, 690680, 772559, 813220, 846640, 859940, 1260491, 1312292, 1381360, 1545118, 1626440, 1640365, 1719880, 2520982, 2624584, 3090236, 3252880, 3280730, 3439760, 3862795, 5041964, 5249168, 6180472, 6302455, 6561460, 7725590, 10083928, 12360944, 12604910, 13122920, 15451180, 20167856, 23949329, 25209820, 26245840, 30902360, 47898658, 50419640, 61804720, 95797316, 100839280, 119746645, 191594632, 239493290, 383189264, 478986580, 957973160, 1915946320]

約数ペア:

[(1, 1915946320), (2, 957973160), (4, 478986580), (5, 383189264), (8, 239493290), (10, 191594632), (16, 119746645), (19, 100839280), (20, 95797316), (31, 61804720), (38, 50419640), (40, 47898658), (62, 30902360), (73, 26245840), (76, 25209820), (80, 23949329), (95, 20167856), (124, 15451180), (146, 13122920), (152, 12604910), (155, 12360944), (190, 10083928), (248, 7725590), (292, 6561460), (304, 6302455), (310, 6180472), (365, 5249168), (380, 5041964), (496, 3862795), (557, 3439760), (584, 3280730), (589, 3252880), (620, 3090236), (730, 2624584), (760, 2520982), (1114, 1719880), (1168, 1640365), (1178, 1626440), (1240, 1545118), (1387, 1381360), (1460, 1312292), (1520, 1260491), (2228, 859940), (2263, 846640), (2356, 813220), (2480, 772559), (2774, 690680), (2785, 687952), (2920, 656146), (2945, 650576), (4456, 429970), (4526, 423320), (4712, 406610), (5548, 345340), (5570, 343976), (5840, 328073), (5890, 325288), (6935, 276272), (8912, 214985), (9052, 211660), (9424, 203305), (10583, 181040), (11096, 172670), (11140, 171988), (11315, 169328), (11780, 162644), (13870, 138136), (17267, 110960), (18104, 105830), (21166, 90520), (22192, 86335), (22280, 85994), (22630, 84664), (23560, 81322), (27740, 69068), (34534, 55480), (36208, 52915), (40661, 47120), (42332, 45260), (42997, 44560)]