389373840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28463}}^1$

素因数の和:28501

約数の個数: 120

約数和(自身を含む): 1376519040

約数和(自身を除く): 987145200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 28463, 56926, 85389, 113852, 142315, 170778, 227704, 256167, 284630, 341556, 426945, 455408, 512334, 540797, 569260, 683112, 853890, 1024668, 1081594, 1138520, 1280835, 1366224, 1622391, 1707780, 2049336, 2163188, 2277040, 2561670, 2703985, 3244782, 3415560, 4098672, 4326376, 4867173, 5123340, 5407970, 6489564, 6831120, 8111955, 8652752, 9734346, 10246680, 10815940, 12979128, 16223910, 19468692, 20493360, 21631880, 24335865, 25958256, 32447820, 38937384, 43263760, 48671730, 64895640, 77874768, 97343460, 129791280, 194686920, 389373840]

約数ペア:

[(1, 389373840), (2, 194686920), (3, 129791280), (4, 97343460), (5, 77874768), (6, 64895640), (8, 48671730), (9, 43263760), (10, 38937384), (12, 32447820), (15, 25958256), (16, 24335865), (18, 21631880), (19, 20493360), (20, 19468692), (24, 16223910), (30, 12979128), (36, 10815940), (38, 10246680), (40, 9734346), (45, 8652752), (48, 8111955), (57, 6831120), (60, 6489564), (72, 5407970), (76, 5123340), (80, 4867173), (90, 4326376), (95, 4098672), (114, 3415560), (120, 3244782), (144, 2703985), (152, 2561670), (171, 2277040), (180, 2163188), (190, 2049336), (228, 1707780), (240, 1622391), (285, 1366224), (304, 1280835), (342, 1138520), (360, 1081594), (380, 1024668), (456, 853890), (570, 683112), (684, 569260), (720, 540797), (760, 512334), (855, 455408), (912, 426945), (1140, 341556), (1368, 284630), (1520, 256167), (1710, 227704), (2280, 170778), (2736, 142315), (3420, 113852), (4560, 85389), (6840, 56926), (13680, 28463)]