1008988920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{49171}}^1$

素因数の和:49210

約数の個数: 128

約数和(自身を含む): 3540384000

約数和(自身を除く): 2531395080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 49171, 98342, 147513, 196684, 245855, 295026, 393368, 442539, 491710, 590052, 737565, 885078, 934249, 983420, 1180104, 1327617, 1475130, 1770156, 1868498, 1966840, 2212695, 2655234, 2802747, 2950260, 3540312, 3736996, 4425390, 4671245, 5310468, 5605494, 5900520, 6638085, 7473992, 8408241, 8850780, 9342490, 10620936, 11210988, 13276170, 14013735, 16816482, 17701560, 18684980, 22421976, 25224723, 26552340, 28027470, 33632964, 37369960, 42041205, 50449446, 53104680, 56054940, 67265928, 84082410, 100898892, 112109880, 126123615, 168164820, 201797784, 252247230, 336329640, 504494460, 1008988920]

約数ペア:

[(1, 1008988920), (2, 504494460), (3, 336329640), (4, 252247230), (5, 201797784), (6, 168164820), (8, 126123615), (9, 112109880), (10, 100898892), (12, 84082410), (15, 67265928), (18, 56054940), (19, 53104680), (20, 50449446), (24, 42041205), (27, 37369960), (30, 33632964), (36, 28027470), (38, 26552340), (40, 25224723), (45, 22421976), (54, 18684980), (57, 17701560), (60, 16816482), (72, 14013735), (76, 13276170), (90, 11210988), (95, 10620936), (108, 9342490), (114, 8850780), (120, 8408241), (135, 7473992), (152, 6638085), (171, 5900520), (180, 5605494), (190, 5310468), (216, 4671245), (228, 4425390), (270, 3736996), (285, 3540312), (342, 2950260), (360, 2802747), (380, 2655234), (456, 2212695), (513, 1966840), (540, 1868498), (570, 1770156), (684, 1475130), (760, 1327617), (855, 1180104), (1026, 983420), (1080, 934249), (1140, 885078), (1368, 737565), (1710, 590052), (2052, 491710), (2280, 442539), (2565, 393368), (3420, 295026), (4104, 245855), (5130, 196684), (6840, 147513), (10260, 98342), (20520, 49171)]