287738360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{577}}^1$

素因数の和:745

約数の個数: 128

約数和(自身を含む): 804021120

約数和(自身を除く): 516282760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 137, 140, 182, 260, 274, 280, 364, 455, 520, 548, 577, 685, 728, 910, 959, 1096, 1154, 1370, 1781, 1820, 1918, 2308, 2740, 2885, 3562, 3640, 3836, 4039, 4616, 4795, 5480, 5770, 7124, 7501, 7672, 8078, 8905, 9590, 11540, 12467, 14248, 15002, 16156, 17810, 19180, 20195, 23080, 24934, 30004, 32312, 35620, 37505, 38360, 40390, 49868, 52507, 60008, 62335, 71240, 75010, 79049, 80780, 99736, 105014, 124670, 150020, 158098, 161560, 210028, 249340, 262535, 300040, 316196, 395245, 420056, 498680, 525070, 553343, 632392, 790490, 1027637, 1050140, 1106686, 1580980, 2055274, 2100280, 2213372, 2766715, 3161960, 4110548, 4426744, 5138185, 5533430, 7193459, 8221096, 10276370, 11066860, 14386918, 20552740, 22133720, 28773836, 35967295, 41105480, 57547672, 71934590, 143869180, 287738360]

約数ペア:

[(1, 287738360), (2, 143869180), (4, 71934590), (5, 57547672), (7, 41105480), (8, 35967295), (10, 28773836), (13, 22133720), (14, 20552740), (20, 14386918), (26, 11066860), (28, 10276370), (35, 8221096), (40, 7193459), (52, 5533430), (56, 5138185), (65, 4426744), (70, 4110548), (91, 3161960), (104, 2766715), (130, 2213372), (137, 2100280), (140, 2055274), (182, 1580980), (260, 1106686), (274, 1050140), (280, 1027637), (364, 790490), (455, 632392), (520, 553343), (548, 525070), (577, 498680), (685, 420056), (728, 395245), (910, 316196), (959, 300040), (1096, 262535), (1154, 249340), (1370, 210028), (1781, 161560), (1820, 158098), (1918, 150020), (2308, 124670), (2740, 105014), (2885, 99736), (3562, 80780), (3640, 79049), (3836, 75010), (4039, 71240), (4616, 62335), (4795, 60008), (5480, 52507), (5770, 49868), (7124, 40390), (7501, 38360), (7672, 37505), (8078, 35620), (8905, 32312), (9590, 30004), (11540, 24934), (12467, 23080), (14248, 20195), (15002, 19180), (16156, 17810)]