1461561220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1063}}^1$

素因数の和:1170

約数の個数: 144

約数和(自身を含む): 3790257408

約数和(自身を除く): 2328696188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 61, 70, 92, 98, 115, 122, 140, 161, 196, 230, 244, 245, 305, 322, 427, 460, 490, 610, 644, 805, 854, 980, 1063, 1127, 1220, 1403, 1610, 1708, 2126, 2135, 2254, 2806, 2989, 3220, 4252, 4270, 4508, 5315, 5612, 5635, 5978, 7015, 7441, 8540, 9821, 10630, 11270, 11956, 14030, 14882, 14945, 19642, 21260, 22540, 24449, 28060, 29764, 29890, 37205, 39284, 48898, 49105, 52087, 59780, 64843, 68747, 74410, 97796, 98210, 104174, 122245, 129686, 137494, 148820, 171143, 196420, 208348, 244490, 259372, 260435, 274988, 324215, 342286, 343735, 453901, 488980, 520870, 648430, 684572, 687470, 855715, 907802, 1041740, 1198001, 1296860, 1374940, 1491389, 1711430, 1815604, 2269505, 2396002, 2982778, 3177307, 3422860, 4539010, 4792004, 5965556, 5990005, 6354614, 7456945, 9078020, 10439723, 11980010, 12709228, 14913890, 15886535, 20879446, 23960020, 29827780, 31773070, 41758892, 52198615, 63546140, 73078061, 104397230, 146156122, 208794460, 292312244, 365390305, 730780610, 1461561220]

約数ペア:

[(1, 1461561220), (2, 730780610), (4, 365390305), (5, 292312244), (7, 208794460), (10, 146156122), (14, 104397230), (20, 73078061), (23, 63546140), (28, 52198615), (35, 41758892), (46, 31773070), (49, 29827780), (61, 23960020), (70, 20879446), (92, 15886535), (98, 14913890), (115, 12709228), (122, 11980010), (140, 10439723), (161, 9078020), (196, 7456945), (230, 6354614), (244, 5990005), (245, 5965556), (305, 4792004), (322, 4539010), (427, 3422860), (460, 3177307), (490, 2982778), (610, 2396002), (644, 2269505), (805, 1815604), (854, 1711430), (980, 1491389), (1063, 1374940), (1127, 1296860), (1220, 1198001), (1403, 1041740), (1610, 907802), (1708, 855715), (2126, 687470), (2135, 684572), (2254, 648430), (2806, 520870), (2989, 488980), (3220, 453901), (4252, 343735), (4270, 342286), (4508, 324215), (5315, 274988), (5612, 260435), (5635, 259372), (5978, 244490), (7015, 208348), (7441, 196420), (8540, 171143), (9821, 148820), (10630, 137494), (11270, 129686), (11956, 122245), (14030, 104174), (14882, 98210), (14945, 97796), (19642, 74410), (21260, 68747), (22540, 64843), (24449, 59780), (28060, 52087), (29764, 49105), (29890, 48898), (37205, 39284)]