281024280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1058

約数の個数: 192

約数和(自身を含む): 988640640

約数和(自身を除く): 707616360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 47, 51, 60, 68, 72, 85, 90, 94, 102, 120, 136, 141, 153, 170, 180, 188, 204, 235, 255, 282, 306, 340, 360, 376, 408, 423, 470, 510, 564, 612, 680, 705, 765, 799, 846, 940, 977, 1020, 1128, 1224, 1410, 1530, 1598, 1692, 1880, 1954, 2040, 2115, 2397, 2820, 2931, 3060, 3196, 3384, 3908, 3995, 4230, 4794, 4885, 5640, 5862, 6120, 6392, 7191, 7816, 7990, 8460, 8793, 9588, 9770, 11724, 11985, 14382, 14655, 15980, 16609, 16920, 17586, 19176, 19540, 23448, 23970, 28764, 29310, 31960, 33218, 35172, 35955, 39080, 43965, 45919, 47940, 49827, 57528, 58620, 66436, 70344, 71910, 83045, 87930, 91838, 95880, 99654, 117240, 132872, 137757, 143820, 149481, 166090, 175860, 183676, 199308, 229595, 249135, 275514, 287640, 298962, 332180, 351720, 367352, 398616, 413271, 459190, 498270, 551028, 597924, 664360, 688785, 747405, 780623, 826542, 918380, 996540, 1102056, 1195848, 1377570, 1494810, 1561246, 1653084, 1836760, 1993080, 2066355, 2341869, 2755140, 2989620, 3122492, 3306168, 3903115, 4132710, 4683738, 5510280, 5979240, 6244984, 7025607, 7806230, 8265420, 9367476, 11709345, 14051214, 15612460, 16530840, 18734952, 23418690, 28102428, 31224920, 35128035, 46837380, 56204856, 70256070, 93674760, 140512140, 281024280]

約数ペア:

[(1, 281024280), (2, 140512140), (3, 93674760), (4, 70256070), (5, 56204856), (6, 46837380), (8, 35128035), (9, 31224920), (10, 28102428), (12, 23418690), (15, 18734952), (17, 16530840), (18, 15612460), (20, 14051214), (24, 11709345), (30, 9367476), (34, 8265420), (36, 7806230), (40, 7025607), (45, 6244984), (47, 5979240), (51, 5510280), (60, 4683738), (68, 4132710), (72, 3903115), (85, 3306168), (90, 3122492), (94, 2989620), (102, 2755140), (120, 2341869), (136, 2066355), (141, 1993080), (153, 1836760), (170, 1653084), (180, 1561246), (188, 1494810), (204, 1377570), (235, 1195848), (255, 1102056), (282, 996540), (306, 918380), (340, 826542), (360, 780623), (376, 747405), (408, 688785), (423, 664360), (470, 597924), (510, 551028), (564, 498270), (612, 459190), (680, 413271), (705, 398616), (765, 367352), (799, 351720), (846, 332180), (940, 298962), (977, 287640), (1020, 275514), (1128, 249135), (1224, 229595), (1410, 199308), (1530, 183676), (1598, 175860), (1692, 166090), (1880, 149481), (1954, 143820), (2040, 137757), (2115, 132872), (2397, 117240), (2820, 99654), (2931, 95880), (3060, 91838), (3196, 87930), (3384, 83045), (3908, 71910), (3995, 70344), (4230, 66436), (4794, 58620), (4885, 57528), (5640, 49827), (5862, 47940), (6120, 45919), (6392, 43965), (7191, 39080), (7816, 35955), (7990, 35172), (8460, 33218), (8793, 31960), (9588, 29310), (9770, 28764), (11724, 23970), (11985, 23448), (14382, 19540), (14655, 19176), (15980, 17586), (16609, 16920)]