72913860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 232727040

約数和(自身を除く): 159813180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 73, 90, 93, 124, 146, 155, 179, 180, 186, 219, 279, 292, 310, 358, 365, 372, 438, 465, 537, 558, 620, 657, 716, 730, 876, 895, 930, 1074, 1095, 1116, 1314, 1395, 1460, 1611, 1790, 1860, 2148, 2190, 2263, 2628, 2685, 2790, 3222, 3285, 3580, 4380, 4526, 5370, 5549, 5580, 6444, 6570, 6789, 8055, 9052, 10740, 11098, 11315, 13067, 13140, 13578, 16110, 16647, 20367, 22196, 22630, 26134, 27156, 27745, 32220, 33294, 33945, 39201, 40734, 45260, 49941, 52268, 55490, 65335, 66588, 67890, 78402, 81468, 83235, 99882, 101835, 110980, 117603, 130670, 135780, 156804, 166470, 196005, 199764, 203670, 235206, 249705, 261340, 332940, 392010, 405077, 407340, 470412, 499410, 588015, 784020, 810154, 998820, 1176030, 1215231, 1620308, 2025385, 2352060, 2430462, 3645693, 4050770, 4860924, 6076155, 7291386, 8101540, 12152310, 14582772, 18228465, 24304620, 36456930, 72913860]

約数ペア:

[(1, 72913860), (2, 36456930), (3, 24304620), (4, 18228465), (5, 14582772), (6, 12152310), (9, 8101540), (10, 7291386), (12, 6076155), (15, 4860924), (18, 4050770), (20, 3645693), (30, 2430462), (31, 2352060), (36, 2025385), (45, 1620308), (60, 1215231), (62, 1176030), (73, 998820), (90, 810154), (93, 784020), (124, 588015), (146, 499410), (155, 470412), (179, 407340), (180, 405077), (186, 392010), (219, 332940), (279, 261340), (292, 249705), (310, 235206), (358, 203670), (365, 199764), (372, 196005), (438, 166470), (465, 156804), (537, 135780), (558, 130670), (620, 117603), (657, 110980), (716, 101835), (730, 99882), (876, 83235), (895, 81468), (930, 78402), (1074, 67890), (1095, 66588), (1116, 65335), (1314, 55490), (1395, 52268), (1460, 49941), (1611, 45260), (1790, 40734), (1860, 39201), (2148, 33945), (2190, 33294), (2263, 32220), (2628, 27745), (2685, 27156), (2790, 26134), (3222, 22630), (3285, 22196), (3580, 20367), (4380, 16647), (4526, 16110), (5370, 13578), (5549, 13140), (5580, 13067), (6444, 11315), (6570, 11098), (6789, 10740), (8055, 9052)]