280250100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1409}}^1$

素因数の和:1459

約数の個数: 216

約数和(自身を含む): 1002357720

約数和(自身を除く): 722107620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 25, 26, 30, 34, 36, 39, 45, 50, 51, 52, 60, 65, 68, 75, 78, 85, 90, 100, 102, 117, 130, 150, 153, 156, 170, 180, 195, 204, 221, 225, 234, 255, 260, 300, 306, 325, 340, 390, 425, 442, 450, 468, 510, 585, 612, 650, 663, 765, 780, 850, 884, 900, 975, 1020, 1105, 1170, 1275, 1300, 1326, 1409, 1530, 1700, 1950, 1989, 2210, 2340, 2550, 2652, 2818, 2925, 3060, 3315, 3825, 3900, 3978, 4227, 4420, 5100, 5525, 5636, 5850, 6630, 7045, 7650, 7956, 8454, 9945, 11050, 11700, 12681, 13260, 14090, 15300, 16575, 16908, 18317, 19890, 21135, 22100, 23953, 25362, 28180, 33150, 35225, 36634, 39780, 42270, 47906, 49725, 50724, 54951, 63405, 66300, 70450, 71859, 73268, 84540, 91585, 95812, 99450, 105675, 109902, 119765, 126810, 140900, 143718, 164853, 183170, 198900, 211350, 215577, 219804, 239530, 253620, 274755, 287436, 311389, 317025, 329706, 359295, 366340, 422700, 431154, 457925, 479060, 549510, 598825, 622778, 634050, 659412, 718590, 824265, 862308, 915850, 934167, 1077885, 1099020, 1197650, 1245556, 1268100, 1373775, 1437180, 1556945, 1648530, 1796475, 1831700, 1868334, 2155770, 2395300, 2747550, 2802501, 3113890, 3297060, 3592950, 3736668, 4121325, 4311540, 4670835, 5389425, 5495100, 5605002, 6227780, 7185900, 7784725, 8242650, 9341670, 10778850, 11210004, 14012505, 15569450, 16485300, 18683340, 21557700, 23354175, 28025010, 31138900, 46708350, 56050020, 70062525, 93416700, 140125050, 280250100]

約数ペア:

[(1, 280250100), (2, 140125050), (3, 93416700), (4, 70062525), (5, 56050020), (6, 46708350), (9, 31138900), (10, 28025010), (12, 23354175), (13, 21557700), (15, 18683340), (17, 16485300), (18, 15569450), (20, 14012505), (25, 11210004), (26, 10778850), (30, 9341670), (34, 8242650), (36, 7784725), (39, 7185900), (45, 6227780), (50, 5605002), (51, 5495100), (52, 5389425), (60, 4670835), (65, 4311540), (68, 4121325), (75, 3736668), (78, 3592950), (85, 3297060), (90, 3113890), (100, 2802501), (102, 2747550), (117, 2395300), (130, 2155770), (150, 1868334), (153, 1831700), (156, 1796475), (170, 1648530), (180, 1556945), (195, 1437180), (204, 1373775), (221, 1268100), (225, 1245556), (234, 1197650), (255, 1099020), (260, 1077885), (300, 934167), (306, 915850), (325, 862308), (340, 824265), (390, 718590), (425, 659412), (442, 634050), (450, 622778), (468, 598825), (510, 549510), (585, 479060), (612, 457925), (650, 431154), (663, 422700), (765, 366340), (780, 359295), (850, 329706), (884, 317025), (900, 311389), (975, 287436), (1020, 274755), (1105, 253620), (1170, 239530), (1275, 219804), (1300, 215577), (1326, 211350), (1409, 198900), (1530, 183170), (1700, 164853), (1950, 143718), (1989, 140900), (2210, 126810), (2340, 119765), (2550, 109902), (2652, 105675), (2818, 99450), (2925, 95812), (3060, 91585), (3315, 84540), (3825, 73268), (3900, 71859), (3978, 70450), (4227, 66300), (4420, 63405), (5100, 54951), (5525, 50724), (5636, 49725), (5850, 47906), (6630, 42270), (7045, 39780), (7650, 36634), (7956, 35225), (8454, 33150), (9945, 28180), (11050, 25362), (11700, 23953), (12681, 22100), (13260, 21135), (14090, 19890), (15300, 18317), (16575, 16908)]