720285480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:421

約数の個数: 256

約数和(自身を含む): 2538086400

約数和(自身を除く): 1817800920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 107, 108, 115, 120, 135, 138, 180, 184, 207, 214, 216, 230, 270, 271, 276, 321, 345, 360, 414, 428, 460, 535, 540, 542, 552, 621, 642, 690, 813, 828, 856, 920, 963, 1035, 1070, 1080, 1084, 1242, 1284, 1355, 1380, 1605, 1626, 1656, 1926, 2070, 2140, 2168, 2439, 2461, 2484, 2568, 2710, 2760, 2889, 3105, 3210, 3252, 3852, 4065, 4140, 4280, 4815, 4878, 4922, 4968, 5420, 5778, 6210, 6233, 6420, 6504, 7317, 7383, 7704, 8130, 8280, 9630, 9756, 9844, 10840, 11556, 12195, 12305, 12420, 12466, 12840, 14445, 14634, 14766, 16260, 18699, 19260, 19512, 19688, 22149, 23112, 24390, 24610, 24840, 24932, 28890, 28997, 29268, 29532, 31165, 32520, 36585, 36915, 37398, 38520, 44298, 48780, 49220, 49864, 56097, 57780, 57994, 58536, 59064, 62330, 66447, 73170, 73830, 74796, 86991, 88596, 93495, 97560, 98440, 110745, 112194, 115560, 115988, 124660, 132894, 144985, 146340, 147660, 149592, 168291, 173982, 177192, 186990, 221490, 224388, 231976, 249320, 260973, 265788, 280485, 289970, 292680, 295320, 332235, 336582, 347964, 373980, 434955, 442980, 448776, 521946, 531576, 560970, 579940, 664470, 666931, 673164, 695928, 747960, 782919, 841455, 869910, 885960, 1043892, 1121940, 1159880, 1304865, 1328940, 1333862, 1346328, 1565838, 1682910, 1739820, 2000793, 2087784, 2243880, 2609730, 2657880, 2667724, 3131676, 3334655, 3365820, 3479640, 3914595, 4001586, 5219460, 5335448, 6002379, 6263352, 6669310, 6731640, 7829190, 8003172, 10003965, 10438920, 12004758, 13338620, 15658380, 16006344, 18007137, 20007930, 24009516, 26677240, 30011895, 31316760, 36014274, 40015860, 48019032, 60023790, 72028548, 80031720, 90035685, 120047580, 144057096, 180071370, 240095160, 360142740, 720285480]

約数ペア:

[(1, 720285480), (2, 360142740), (3, 240095160), (4, 180071370), (5, 144057096), (6, 120047580), (8, 90035685), (9, 80031720), (10, 72028548), (12, 60023790), (15, 48019032), (18, 40015860), (20, 36014274), (23, 31316760), (24, 30011895), (27, 26677240), (30, 24009516), (36, 20007930), (40, 18007137), (45, 16006344), (46, 15658380), (54, 13338620), (60, 12004758), (69, 10438920), (72, 10003965), (90, 8003172), (92, 7829190), (107, 6731640), (108, 6669310), (115, 6263352), (120, 6002379), (135, 5335448), (138, 5219460), (180, 4001586), (184, 3914595), (207, 3479640), (214, 3365820), (216, 3334655), (230, 3131676), (270, 2667724), (271, 2657880), (276, 2609730), (321, 2243880), (345, 2087784), (360, 2000793), (414, 1739820), (428, 1682910), (460, 1565838), (535, 1346328), (540, 1333862), (542, 1328940), (552, 1304865), (621, 1159880), (642, 1121940), (690, 1043892), (813, 885960), (828, 869910), (856, 841455), (920, 782919), (963, 747960), (1035, 695928), (1070, 673164), (1080, 666931), (1084, 664470), (1242, 579940), (1284, 560970), (1355, 531576), (1380, 521946), (1605, 448776), (1626, 442980), (1656, 434955), (1926, 373980), (2070, 347964), (2140, 336582), (2168, 332235), (2439, 295320), (2461, 292680), (2484, 289970), (2568, 280485), (2710, 265788), (2760, 260973), (2889, 249320), (3105, 231976), (3210, 224388), (3252, 221490), (3852, 186990), (4065, 177192), (4140, 173982), (4280, 168291), (4815, 149592), (4878, 147660), (4922, 146340), (4968, 144985), (5420, 132894), (5778, 124660), (6210, 115988), (6233, 115560), (6420, 112194), (6504, 110745), (7317, 98440), (7383, 97560), (7704, 93495), (8130, 88596), (8280, 86991), (9630, 74796), (9756, 73830), (9844, 73170), (10840, 66447), (11556, 62330), (12195, 59064), (12305, 58536), (12420, 57994), (12466, 57780), (12840, 56097), (14445, 49864), (14634, 49220), (14766, 48780), (16260, 44298), (18699, 38520), (19260, 37398), (19512, 36915), (19688, 36585), (22149, 32520), (23112, 31165), (24390, 29532), (24610, 29268), (24840, 28997), (24932, 28890)]