78305640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1371

約数の個数: 128

約数和(自身を含む): 272367360

約数和(自身を除く): 194061720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1022, 1095, 1277, 1460, 1533, 1752, 2044, 2190, 2554, 2555, 2920, 3066, 3831, 4088, 4380, 5108, 5110, 6132, 6385, 7662, 7665, 8760, 8939, 10216, 10220, 12264, 12770, 15324, 15330, 17878, 19155, 20440, 25540, 26817, 30648, 30660, 35756, 38310, 44695, 51080, 53634, 61320, 71512, 76620, 89390, 93221, 107268, 134085, 153240, 178780, 186442, 214536, 268170, 279663, 357560, 372884, 466105, 536340, 559326, 652547, 745768, 932210, 1072680, 1118652, 1305094, 1398315, 1864420, 1957641, 2237304, 2610188, 2796630, 3262735, 3728840, 3915282, 5220376, 5593260, 6525470, 7830564, 9788205, 11186520, 13050940, 15661128, 19576410, 26101880, 39152820, 78305640]

約数ペア:

[(1, 78305640), (2, 39152820), (3, 26101880), (4, 19576410), (5, 15661128), (6, 13050940), (7, 11186520), (8, 9788205), (10, 7830564), (12, 6525470), (14, 5593260), (15, 5220376), (20, 3915282), (21, 3728840), (24, 3262735), (28, 2796630), (30, 2610188), (35, 2237304), (40, 1957641), (42, 1864420), (56, 1398315), (60, 1305094), (70, 1118652), (73, 1072680), (84, 932210), (105, 745768), (120, 652547), (140, 559326), (146, 536340), (168, 466105), (210, 372884), (219, 357560), (280, 279663), (292, 268170), (365, 214536), (420, 186442), (438, 178780), (511, 153240), (584, 134085), (730, 107268), (840, 93221), (876, 89390), (1022, 76620), (1095, 71512), (1277, 61320), (1460, 53634), (1533, 51080), (1752, 44695), (2044, 38310), (2190, 35756), (2554, 30660), (2555, 30648), (2920, 26817), (3066, 25540), (3831, 20440), (4088, 19155), (4380, 17878), (5108, 15330), (5110, 15324), (6132, 12770), (6385, 12264), (7662, 10220), (7665, 10216), (8760, 8939)]