2907450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:109

約数の個数: 144

約数和(自身を含む): 9749376

約数和(自身を除く): 6841926

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 30, 35, 39, 42, 45, 50, 63, 65, 70, 71, 75, 78, 90, 91, 105, 117, 126, 130, 142, 150, 175, 182, 195, 210, 213, 225, 234, 273, 315, 325, 350, 355, 390, 426, 450, 455, 497, 525, 546, 585, 630, 639, 650, 710, 819, 910, 923, 975, 994, 1050, 1065, 1170, 1278, 1365, 1491, 1575, 1638, 1775, 1846, 1950, 2130, 2275, 2485, 2730, 2769, 2925, 2982, 3150, 3195, 3550, 4095, 4473, 4550, 4615, 4970, 5325, 5538, 5850, 6390, 6461, 6825, 7455, 8190, 8307, 8946, 9230, 10650, 12425, 12922, 13650, 13845, 14910, 15975, 16614, 19383, 20475, 22365, 23075, 24850, 27690, 31950, 32305, 37275, 38766, 40950, 41535, 44730, 46150, 58149, 64610, 69225, 74550, 83070, 96915, 111825, 116298, 138450, 161525, 193830, 207675, 223650, 290745, 323050, 415350, 484575, 581490, 969150, 1453725, 2907450]

約数ペア:

[(1, 2907450), (2, 1453725), (3, 969150), (5, 581490), (6, 484575), (7, 415350), (9, 323050), (10, 290745), (13, 223650), (14, 207675), (15, 193830), (18, 161525), (21, 138450), (25, 116298), (26, 111825), (30, 96915), (35, 83070), (39, 74550), (42, 69225), (45, 64610), (50, 58149), (63, 46150), (65, 44730), (70, 41535), (71, 40950), (75, 38766), (78, 37275), (90, 32305), (91, 31950), (105, 27690), (117, 24850), (126, 23075), (130, 22365), (142, 20475), (150, 19383), (175, 16614), (182, 15975), (195, 14910), (210, 13845), (213, 13650), (225, 12922), (234, 12425), (273, 10650), (315, 9230), (325, 8946), (350, 8307), (355, 8190), (390, 7455), (426, 6825), (450, 6461), (455, 6390), (497, 5850), (525, 5538), (546, 5325), (585, 4970), (630, 4615), (639, 4550), (650, 4473), (710, 4095), (819, 3550), (910, 3195), (923, 3150), (975, 2982), (994, 2925), (1050, 2769), (1065, 2730), (1170, 2485), (1278, 2275), (1365, 2130), (1491, 1950), (1575, 1846), (1638, 1775)]