55178280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2689}}^1$

素因数の和:2728

約数の個数: 128

約数和(自身を含む): 193680000

約数和(自身を除く): 138501720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 2689, 3420, 4104, 5130, 5378, 6840, 8067, 10260, 10756, 13445, 16134, 20520, 21512, 24201, 26890, 32268, 40335, 48402, 51091, 53780, 64536, 72603, 80670, 96804, 102182, 107560, 121005, 145206, 153273, 161340, 193608, 204364, 242010, 255455, 290412, 306546, 322680, 363015, 408728, 459819, 484020, 510910, 580824, 613092, 726030, 766365, 919638, 968040, 1021820, 1226184, 1379457, 1452060, 1532730, 1839276, 2043640, 2299095, 2758914, 2904120, 3065460, 3678552, 4598190, 5517828, 6130920, 6897285, 9196380, 11035656, 13794570, 18392760, 27589140, 55178280]

約数ペア:

[(1, 55178280), (2, 27589140), (3, 18392760), (4, 13794570), (5, 11035656), (6, 9196380), (8, 6897285), (9, 6130920), (10, 5517828), (12, 4598190), (15, 3678552), (18, 3065460), (19, 2904120), (20, 2758914), (24, 2299095), (27, 2043640), (30, 1839276), (36, 1532730), (38, 1452060), (40, 1379457), (45, 1226184), (54, 1021820), (57, 968040), (60, 919638), (72, 766365), (76, 726030), (90, 613092), (95, 580824), (108, 510910), (114, 484020), (120, 459819), (135, 408728), (152, 363015), (171, 322680), (180, 306546), (190, 290412), (216, 255455), (228, 242010), (270, 204364), (285, 193608), (342, 161340), (360, 153273), (380, 145206), (456, 121005), (513, 107560), (540, 102182), (570, 96804), (684, 80670), (760, 72603), (855, 64536), (1026, 53780), (1080, 51091), (1140, 48402), (1368, 40335), (1710, 32268), (2052, 26890), (2280, 24201), (2565, 21512), (2689, 20520), (3420, 16134), (4104, 13445), (5130, 10756), (5378, 10260), (6840, 8067)]