28419300

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1$

素因数の和:387

約数の個数: 216

約数和(自身を含む): 109951296

約数和(自身を除く): 81531996

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 28, 30, 35, 36, 39, 42, 45, 50, 52, 60, 63, 65, 70, 75, 78, 84, 90, 91, 100, 105, 117, 126, 130, 140, 150, 156, 175, 180, 182, 195, 210, 225, 234, 252, 260, 273, 300, 315, 325, 347, 350, 364, 390, 420, 450, 455, 468, 525, 546, 585, 630, 650, 694, 700, 780, 819, 900, 910, 975, 1041, 1050, 1092, 1170, 1260, 1300, 1365, 1388, 1575, 1638, 1735, 1820, 1950, 2082, 2100, 2275, 2340, 2429, 2730, 2925, 3123, 3150, 3276, 3470, 3900, 4095, 4164, 4511, 4550, 4858, 5205, 5460, 5850, 6246, 6300, 6825, 6940, 7287, 8190, 8675, 9022, 9100, 9716, 10410, 11700, 12145, 12492, 13533, 13650, 14574, 15615, 16380, 17350, 18044, 20475, 20820, 21861, 22555, 24290, 26025, 27066, 27300, 29148, 31230, 31577, 34700, 36435, 40599, 40950, 43722, 45110, 48580, 52050, 54132, 60725, 62460, 63154, 67665, 72870, 78075, 81198, 81900, 87444, 90220, 94731, 104100, 109305, 112775, 121450, 126308, 135330, 145740, 156150, 157885, 162396, 182175, 189462, 202995, 218610, 225550, 242900, 270660, 284193, 312300, 315770, 338325, 364350, 378924, 405990, 437220, 451100, 473655, 546525, 568386, 631540, 676650, 728700, 789425, 811980, 947310, 1014975, 1093050, 1136772, 1353300, 1420965, 1578850, 1894620, 2029950, 2186100, 2368275, 2841930, 3157700, 4059900, 4736550, 5683860, 7104825, 9473100, 14209650, 28419300]

約数ペア:

[(1, 28419300), (2, 14209650), (3, 9473100), (4, 7104825), (5, 5683860), (6, 4736550), (7, 4059900), (9, 3157700), (10, 2841930), (12, 2368275), (13, 2186100), (14, 2029950), (15, 1894620), (18, 1578850), (20, 1420965), (21, 1353300), (25, 1136772), (26, 1093050), (28, 1014975), (30, 947310), (35, 811980), (36, 789425), (39, 728700), (42, 676650), (45, 631540), (50, 568386), (52, 546525), (60, 473655), (63, 451100), (65, 437220), (70, 405990), (75, 378924), (78, 364350), (84, 338325), (90, 315770), (91, 312300), (100, 284193), (105, 270660), (117, 242900), (126, 225550), (130, 218610), (140, 202995), (150, 189462), (156, 182175), (175, 162396), (180, 157885), (182, 156150), (195, 145740), (210, 135330), (225, 126308), (234, 121450), (252, 112775), (260, 109305), (273, 104100), (300, 94731), (315, 90220), (325, 87444), (347, 81900), (350, 81198), (364, 78075), (390, 72870), (420, 67665), (450, 63154), (455, 62460), (468, 60725), (525, 54132), (546, 52050), (585, 48580), (630, 45110), (650, 43722), (694, 40950), (700, 40599), (780, 36435), (819, 34700), (900, 31577), (910, 31230), (975, 29148), (1041, 27300), (1050, 27066), (1092, 26025), (1170, 24290), (1260, 22555), (1300, 21861), (1365, 20820), (1388, 20475), (1575, 18044), (1638, 17350), (1735, 16380), (1820, 15615), (1950, 14574), (2082, 13650), (2100, 13533), (2275, 12492), (2340, 12145), (2429, 11700), (2730, 10410), (2925, 9716), (3123, 9100), (3150, 9022), (3276, 8675), (3470, 8190), (3900, 7287), (4095, 6940), (4164, 6825), (4511, 6300), (4550, 6246), (4858, 5850), (5205, 5460)]