138861580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2111}}^1$

素因数の和:2167

約数の個数: 96

約数和(自身を含む): 357654528

約数和(自身を除く): 218792948

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 23, 26, 44, 46, 52, 55, 65, 92, 110, 115, 130, 143, 220, 230, 253, 260, 286, 299, 460, 506, 572, 598, 715, 1012, 1196, 1265, 1430, 1495, 2111, 2530, 2860, 2990, 3289, 4222, 5060, 5980, 6578, 8444, 10555, 13156, 16445, 21110, 23221, 27443, 32890, 42220, 46442, 48553, 54886, 65780, 92884, 97106, 109772, 116105, 137215, 194212, 232210, 242765, 274430, 301873, 464420, 485530, 534083, 548860, 603746, 631189, 971060, 1068166, 1207492, 1262378, 1509365, 2136332, 2524756, 2670415, 3018730, 3155945, 5340830, 6037460, 6311890, 6943079, 10681660, 12623780, 13886158, 27772316, 34715395, 69430790, 138861580]

約数ペア:

[(1, 138861580), (2, 69430790), (4, 34715395), (5, 27772316), (10, 13886158), (11, 12623780), (13, 10681660), (20, 6943079), (22, 6311890), (23, 6037460), (26, 5340830), (44, 3155945), (46, 3018730), (52, 2670415), (55, 2524756), (65, 2136332), (92, 1509365), (110, 1262378), (115, 1207492), (130, 1068166), (143, 971060), (220, 631189), (230, 603746), (253, 548860), (260, 534083), (286, 485530), (299, 464420), (460, 301873), (506, 274430), (572, 242765), (598, 232210), (715, 194212), (1012, 137215), (1196, 116105), (1265, 109772), (1430, 97106), (1495, 92884), (2111, 65780), (2530, 54886), (2860, 48553), (2990, 46442), (3289, 42220), (4222, 32890), (5060, 27443), (5980, 23221), (6578, 21110), (8444, 16445), (10555, 13156)]