30221240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{907}}^1$

素因数の和:949

約数の個数: 96

約数和(自身を含む): 83844720

約数和(自身を除く): 53623480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 340, 392, 476, 490, 595, 680, 833, 907, 952, 980, 1190, 1666, 1814, 1960, 2380, 3332, 3628, 4165, 4535, 4760, 6349, 6664, 7256, 8330, 9070, 12698, 15419, 16660, 18140, 25396, 30838, 31745, 33320, 36280, 44443, 50792, 61676, 63490, 77095, 88886, 107933, 123352, 126980, 154190, 177772, 215866, 222215, 253960, 308380, 355544, 431732, 444430, 539665, 616760, 755531, 863464, 888860, 1079330, 1511062, 1777720, 2158660, 3022124, 3777655, 4317320, 6044248, 7555310, 15110620, 30221240]

約数ペア:

[(1, 30221240), (2, 15110620), (4, 7555310), (5, 6044248), (7, 4317320), (8, 3777655), (10, 3022124), (14, 2158660), (17, 1777720), (20, 1511062), (28, 1079330), (34, 888860), (35, 863464), (40, 755531), (49, 616760), (56, 539665), (68, 444430), (70, 431732), (85, 355544), (98, 308380), (119, 253960), (136, 222215), (140, 215866), (170, 177772), (196, 154190), (238, 126980), (245, 123352), (280, 107933), (340, 88886), (392, 77095), (476, 63490), (490, 61676), (595, 50792), (680, 44443), (833, 36280), (907, 33320), (952, 31745), (980, 30838), (1190, 25396), (1666, 18140), (1814, 16660), (1960, 15419), (2380, 12698), (3332, 9070), (3628, 8330), (4165, 7256), (4535, 6664), (4760, 6349)]