72227280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1171}}^1$

素因数の和:1444

約数の個数: 80

約数和(自身を含む): 224967744

約数和(自身を除く): 152740464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1171, 1285, 1542, 2056, 2342, 2570, 3084, 3513, 3855, 4112, 4684, 5140, 5855, 6168, 7026, 7710, 9368, 10280, 11710, 12336, 14052, 15420, 17565, 18736, 20560, 23420, 28104, 30840, 35130, 46840, 56208, 61680, 70260, 93680, 140520, 281040, 300947, 601894, 902841, 1203788, 1504735, 1805682, 2407576, 3009470, 3611364, 4514205, 4815152, 6018940, 7222728, 9028410, 12037880, 14445456, 18056820, 24075760, 36113640, 72227280]

約数ペア:

[(1, 72227280), (2, 36113640), (3, 24075760), (4, 18056820), (5, 14445456), (6, 12037880), (8, 9028410), (10, 7222728), (12, 6018940), (15, 4815152), (16, 4514205), (20, 3611364), (24, 3009470), (30, 2407576), (40, 1805682), (48, 1504735), (60, 1203788), (80, 902841), (120, 601894), (240, 300947), (257, 281040), (514, 140520), (771, 93680), (1028, 70260), (1171, 61680), (1285, 56208), (1542, 46840), (2056, 35130), (2342, 30840), (2570, 28104), (3084, 23420), (3513, 20560), (3855, 18736), (4112, 17565), (4684, 15420), (5140, 14052), (5855, 12336), (6168, 11710), (7026, 10280), (7710, 9368)]