123244680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:623

約数の個数: 128

約数和(自身を含む): 401184000

約数和(自身を除く): 277939320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 199, 260, 312, 390, 397, 398, 520, 597, 780, 794, 796, 995, 1191, 1194, 1560, 1588, 1592, 1985, 1990, 2382, 2388, 2587, 2985, 3176, 3970, 3980, 4764, 4776, 5161, 5174, 5955, 5970, 7761, 7940, 7960, 9528, 10322, 10348, 11910, 11940, 12935, 15483, 15522, 15880, 20644, 20696, 23820, 23880, 25805, 25870, 30966, 31044, 38805, 41288, 47640, 51610, 51740, 61932, 62088, 77415, 77610, 79003, 103220, 103480, 123864, 154830, 155220, 158006, 206440, 237009, 309660, 310440, 316012, 395015, 474018, 619320, 632024, 790030, 948036, 1027039, 1185045, 1580060, 1896072, 2054078, 2370090, 3081117, 3160120, 4108156, 4740180, 5135195, 6162234, 8216312, 9480360, 10270390, 12324468, 15405585, 20540780, 24648936, 30811170, 41081560, 61622340, 123244680]

約数ペア:

[(1, 123244680), (2, 61622340), (3, 41081560), (4, 30811170), (5, 24648936), (6, 20540780), (8, 15405585), (10, 12324468), (12, 10270390), (13, 9480360), (15, 8216312), (20, 6162234), (24, 5135195), (26, 4740180), (30, 4108156), (39, 3160120), (40, 3081117), (52, 2370090), (60, 2054078), (65, 1896072), (78, 1580060), (104, 1185045), (120, 1027039), (130, 948036), (156, 790030), (195, 632024), (199, 619320), (260, 474018), (312, 395015), (390, 316012), (397, 310440), (398, 309660), (520, 237009), (597, 206440), (780, 158006), (794, 155220), (796, 154830), (995, 123864), (1191, 103480), (1194, 103220), (1560, 79003), (1588, 77610), (1592, 77415), (1985, 62088), (1990, 61932), (2382, 51740), (2388, 51610), (2587, 47640), (2985, 41288), (3176, 38805), (3970, 31044), (3980, 30966), (4764, 25870), (4776, 25805), (5161, 23880), (5174, 23820), (5955, 20696), (5970, 20644), (7761, 15880), (7940, 15522), (7960, 15483), (9528, 12935), (10322, 11940), (10348, 11910)]