18100920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:517

約数の個数: 128

約数和(自身を含む): 60652800

約数和(自身を除く): 42551880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 467, 510, 570, 646, 680, 760, 934, 969, 1020, 1140, 1292, 1401, 1615, 1868, 1938, 2040, 2280, 2335, 2584, 2802, 3230, 3736, 3876, 4670, 4845, 5604, 6460, 7005, 7752, 7939, 8873, 9340, 9690, 11208, 12920, 14010, 15878, 17746, 18680, 19380, 23817, 26619, 28020, 31756, 35492, 38760, 39695, 44365, 47634, 53238, 56040, 63512, 70984, 79390, 88730, 95268, 106476, 119085, 133095, 150841, 158780, 177460, 190536, 212952, 238170, 266190, 301682, 317560, 354920, 452523, 476340, 532380, 603364, 754205, 905046, 952680, 1064760, 1206728, 1508410, 1810092, 2262615, 3016820, 3620184, 4525230, 6033640, 9050460, 18100920]

約数ペア:

[(1, 18100920), (2, 9050460), (3, 6033640), (4, 4525230), (5, 3620184), (6, 3016820), (8, 2262615), (10, 1810092), (12, 1508410), (15, 1206728), (17, 1064760), (19, 952680), (20, 905046), (24, 754205), (30, 603364), (34, 532380), (38, 476340), (40, 452523), (51, 354920), (57, 317560), (60, 301682), (68, 266190), (76, 238170), (85, 212952), (95, 190536), (102, 177460), (114, 158780), (120, 150841), (136, 133095), (152, 119085), (170, 106476), (190, 95268), (204, 88730), (228, 79390), (255, 70984), (285, 63512), (323, 56040), (340, 53238), (380, 47634), (408, 44365), (456, 39695), (467, 38760), (510, 35492), (570, 31756), (646, 28020), (680, 26619), (760, 23817), (934, 19380), (969, 18680), (1020, 17746), (1140, 15878), (1292, 14010), (1401, 12920), (1615, 11208), (1868, 9690), (1938, 9340), (2040, 8873), (2280, 7939), (2335, 7752), (2584, 7005), (2802, 6460), (3230, 5604), (3736, 4845), (3876, 4670)]