77333880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:673

約数の個数: 128

約数和(自身を含む): 253108800

約数和(自身を除く): 175774920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 89, 104, 120, 130, 156, 178, 195, 260, 267, 312, 356, 390, 445, 520, 534, 557, 712, 780, 890, 1068, 1114, 1157, 1335, 1560, 1671, 1780, 2136, 2228, 2314, 2670, 2785, 3342, 3471, 3560, 4456, 4628, 5340, 5570, 5785, 6684, 6942, 7241, 8355, 9256, 10680, 11140, 11570, 13368, 13884, 14482, 16710, 17355, 21723, 22280, 23140, 27768, 28964, 33420, 34710, 36205, 43446, 46280, 49573, 57928, 66840, 69420, 72410, 86892, 99146, 108615, 138840, 144820, 148719, 173784, 198292, 217230, 247865, 289640, 297438, 396584, 434460, 495730, 594876, 644449, 743595, 868920, 991460, 1189752, 1288898, 1487190, 1933347, 1982920, 2577796, 2974380, 3222245, 3866694, 5155592, 5948760, 6444490, 7733388, 9666735, 12888980, 15466776, 19333470, 25777960, 38666940, 77333880]

約数ペア:

[(1, 77333880), (2, 38666940), (3, 25777960), (4, 19333470), (5, 15466776), (6, 12888980), (8, 9666735), (10, 7733388), (12, 6444490), (13, 5948760), (15, 5155592), (20, 3866694), (24, 3222245), (26, 2974380), (30, 2577796), (39, 1982920), (40, 1933347), (52, 1487190), (60, 1288898), (65, 1189752), (78, 991460), (89, 868920), (104, 743595), (120, 644449), (130, 594876), (156, 495730), (178, 434460), (195, 396584), (260, 297438), (267, 289640), (312, 247865), (356, 217230), (390, 198292), (445, 173784), (520, 148719), (534, 144820), (557, 138840), (712, 108615), (780, 99146), (890, 86892), (1068, 72410), (1114, 69420), (1157, 66840), (1335, 57928), (1560, 49573), (1671, 46280), (1780, 43446), (2136, 36205), (2228, 34710), (2314, 33420), (2670, 28964), (2785, 27768), (3342, 23140), (3471, 22280), (3560, 21723), (4456, 17355), (4628, 16710), (5340, 14482), (5570, 13884), (5785, 13368), (6684, 11570), (6942, 11140), (7241, 10680), (8355, 9256)]