212905560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2243}}^1$

素因数の和:2377

約数の個数: 128

約数和(自身を含む): 736750080

約数和(自身を除く): 523844520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 113, 120, 140, 168, 210, 226, 280, 339, 420, 452, 565, 678, 791, 840, 904, 1130, 1356, 1582, 1695, 2243, 2260, 2373, 2712, 3164, 3390, 3955, 4486, 4520, 4746, 6328, 6729, 6780, 7910, 8972, 9492, 11215, 11865, 13458, 13560, 15701, 15820, 17944, 18984, 22430, 23730, 26916, 31402, 31640, 33645, 44860, 47103, 47460, 53832, 62804, 67290, 78505, 89720, 94206, 94920, 125608, 134580, 157010, 188412, 235515, 253459, 269160, 314020, 376824, 471030, 506918, 628040, 760377, 942060, 1013836, 1267295, 1520754, 1774213, 1884120, 2027672, 2534590, 3041508, 3548426, 3801885, 5069180, 5322639, 6083016, 7096852, 7603770, 8871065, 10138360, 10645278, 14193704, 15207540, 17742130, 21290556, 26613195, 30415080, 35484260, 42581112, 53226390, 70968520, 106452780, 212905560]

約数ペア:

[(1, 212905560), (2, 106452780), (3, 70968520), (4, 53226390), (5, 42581112), (6, 35484260), (7, 30415080), (8, 26613195), (10, 21290556), (12, 17742130), (14, 15207540), (15, 14193704), (20, 10645278), (21, 10138360), (24, 8871065), (28, 7603770), (30, 7096852), (35, 6083016), (40, 5322639), (42, 5069180), (56, 3801885), (60, 3548426), (70, 3041508), (84, 2534590), (105, 2027672), (113, 1884120), (120, 1774213), (140, 1520754), (168, 1267295), (210, 1013836), (226, 942060), (280, 760377), (339, 628040), (420, 506918), (452, 471030), (565, 376824), (678, 314020), (791, 269160), (840, 253459), (904, 235515), (1130, 188412), (1356, 157010), (1582, 134580), (1695, 125608), (2243, 94920), (2260, 94206), (2373, 89720), (2712, 78505), (3164, 67290), (3390, 62804), (3955, 53832), (4486, 47460), (4520, 47103), (4746, 44860), (6328, 33645), (6729, 31640), (6780, 31402), (7910, 26916), (8972, 23730), (9492, 22430), (11215, 18984), (11865, 17944), (13458, 15820), (13560, 15701)]