312489450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{587}}^1$

素因数の和:638

約数の個数: 216

約数和(自身を含む): 1040745888

約数和(自身を除く): 728256438

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, 75, 78, 90, 91, 105, 117, 126, 130, 150, 169, 175, 182, 195, 210, 225, 234, 273, 315, 325, 338, 350, 390, 450, 455, 507, 525, 546, 585, 587, 630, 650, 819, 845, 910, 975, 1014, 1050, 1170, 1174, 1183, 1365, 1521, 1575, 1638, 1690, 1761, 1950, 2275, 2366, 2535, 2730, 2925, 2935, 3042, 3150, 3522, 3549, 4095, 4109, 4225, 4550, 5070, 5283, 5850, 5870, 5915, 6825, 7098, 7605, 7631, 8190, 8218, 8450, 8805, 10566, 10647, 11830, 12327, 12675, 13650, 14675, 15210, 15262, 17610, 17745, 20475, 20545, 21294, 22893, 24654, 25350, 26415, 29350, 29575, 35490, 36981, 38025, 38155, 40950, 41090, 44025, 45786, 52830, 53235, 53417, 59150, 61635, 68679, 73962, 76050, 76310, 88050, 88725, 99203, 102725, 106470, 106834, 114465, 123270, 132075, 137358, 160251, 177450, 184905, 190775, 198406, 205450, 228930, 264150, 266175, 267085, 297609, 308175, 320502, 343395, 369810, 381550, 480753, 496015, 532350, 534170, 572325, 595218, 616350, 686790, 694421, 801255, 892827, 924525, 961506, 992030, 1144650, 1335425, 1388842, 1488045, 1602510, 1716975, 1785654, 1849050, 2083263, 2403765, 2480075, 2670850, 2976090, 3433950, 3472105, 4006275, 4166526, 4464135, 4807530, 4960150, 6249789, 6944210, 7440225, 8012550, 8928270, 10416315, 12018825, 12499578, 14880450, 17360525, 20832630, 22320675, 24037650, 31248945, 34721050, 44641350, 52081575, 62497890, 104163150, 156244725, 312489450]

約数ペア:

[(1, 312489450), (2, 156244725), (3, 104163150), (5, 62497890), (6, 52081575), (7, 44641350), (9, 34721050), (10, 31248945), (13, 24037650), (14, 22320675), (15, 20832630), (18, 17360525), (21, 14880450), (25, 12499578), (26, 12018825), (30, 10416315), (35, 8928270), (39, 8012550), (42, 7440225), (45, 6944210), (50, 6249789), (63, 4960150), (65, 4807530), (70, 4464135), (75, 4166526), (78, 4006275), (90, 3472105), (91, 3433950), (105, 2976090), (117, 2670850), (126, 2480075), (130, 2403765), (150, 2083263), (169, 1849050), (175, 1785654), (182, 1716975), (195, 1602510), (210, 1488045), (225, 1388842), (234, 1335425), (273, 1144650), (315, 992030), (325, 961506), (338, 924525), (350, 892827), (390, 801255), (450, 694421), (455, 686790), (507, 616350), (525, 595218), (546, 572325), (585, 534170), (587, 532350), (630, 496015), (650, 480753), (819, 381550), (845, 369810), (910, 343395), (975, 320502), (1014, 308175), (1050, 297609), (1170, 267085), (1174, 266175), (1183, 264150), (1365, 228930), (1521, 205450), (1575, 198406), (1638, 190775), (1690, 184905), (1761, 177450), (1950, 160251), (2275, 137358), (2366, 132075), (2535, 123270), (2730, 114465), (2925, 106834), (2935, 106470), (3042, 102725), (3150, 99203), (3522, 88725), (3549, 88050), (4095, 76310), (4109, 76050), (4225, 73962), (4550, 68679), (5070, 61635), (5283, 59150), (5850, 53417), (5870, 53235), (5915, 52830), (6825, 45786), (7098, 44025), (7605, 41090), (7631, 40950), (8190, 38155), (8218, 38025), (8450, 36981), (8805, 35490), (10566, 29575), (10647, 29350), (11830, 26415), (12327, 25350), (12675, 24654), (13650, 22893), (14675, 21294), (15210, 20545), (15262, 20475), (17610, 17745)]