7873380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 26417664

約数和(自身を除く): 18544284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 31, 34, 36, 45, 51, 60, 62, 68, 83, 85, 90, 93, 102, 124, 153, 155, 166, 170, 180, 186, 204, 249, 255, 279, 306, 310, 332, 340, 372, 415, 465, 498, 510, 527, 558, 612, 620, 747, 765, 830, 930, 996, 1020, 1054, 1116, 1245, 1395, 1411, 1494, 1530, 1581, 1660, 1860, 2108, 2490, 2573, 2635, 2790, 2822, 2988, 3060, 3162, 3735, 4233, 4743, 4980, 5146, 5270, 5580, 5644, 6324, 7055, 7470, 7719, 7905, 8466, 9486, 10292, 10540, 12699, 12865, 14110, 14940, 15438, 15810, 16932, 18972, 21165, 23157, 23715, 25398, 25730, 28220, 30876, 31620, 38595, 42330, 43741, 46314, 47430, 50796, 51460, 63495, 77190, 84660, 87482, 92628, 94860, 115785, 126990, 131223, 154380, 174964, 218705, 231570, 253980, 262446, 393669, 437410, 463140, 524892, 656115, 787338, 874820, 1312230, 1574676, 1968345, 2624460, 3936690, 7873380]

約数ペア:

[(1, 7873380), (2, 3936690), (3, 2624460), (4, 1968345), (5, 1574676), (6, 1312230), (9, 874820), (10, 787338), (12, 656115), (15, 524892), (17, 463140), (18, 437410), (20, 393669), (30, 262446), (31, 253980), (34, 231570), (36, 218705), (45, 174964), (51, 154380), (60, 131223), (62, 126990), (68, 115785), (83, 94860), (85, 92628), (90, 87482), (93, 84660), (102, 77190), (124, 63495), (153, 51460), (155, 50796), (166, 47430), (170, 46314), (180, 43741), (186, 42330), (204, 38595), (249, 31620), (255, 30876), (279, 28220), (306, 25730), (310, 25398), (332, 23715), (340, 23157), (372, 21165), (415, 18972), (465, 16932), (498, 15810), (510, 15438), (527, 14940), (558, 14110), (612, 12865), (620, 12699), (747, 10540), (765, 10292), (830, 9486), (930, 8466), (996, 7905), (1020, 7719), (1054, 7470), (1116, 7055), (1245, 6324), (1395, 5644), (1411, 5580), (1494, 5270), (1530, 5146), (1581, 4980), (1660, 4743), (1860, 4233), (2108, 3735), (2490, 3162), (2573, 3060), (2635, 2988), (2790, 2822)]