72197640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:332

約数の個数: 192

約数和(自身を含む): 254741760

約数和(自身を除く): 182544120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 47, 51, 60, 68, 72, 85, 90, 94, 102, 120, 136, 141, 153, 170, 180, 188, 204, 235, 251, 255, 282, 306, 340, 360, 376, 408, 423, 470, 502, 510, 564, 612, 680, 705, 753, 765, 799, 846, 940, 1004, 1020, 1128, 1224, 1255, 1410, 1506, 1530, 1598, 1692, 1880, 2008, 2040, 2115, 2259, 2397, 2510, 2820, 3012, 3060, 3196, 3384, 3765, 3995, 4230, 4267, 4518, 4794, 5020, 5640, 6024, 6120, 6392, 7191, 7530, 7990, 8460, 8534, 9036, 9588, 10040, 11295, 11797, 11985, 12801, 14382, 15060, 15980, 16920, 17068, 18072, 19176, 21335, 22590, 23594, 23970, 25602, 28764, 30120, 31960, 34136, 35391, 35955, 38403, 42670, 45180, 47188, 47940, 51204, 57528, 58985, 64005, 70782, 71910, 76806, 85340, 90360, 94376, 95880, 102408, 106173, 117970, 128010, 141564, 143820, 153612, 170680, 176955, 192015, 200549, 212346, 235940, 256020, 283128, 287640, 307224, 353910, 384030, 401098, 424692, 471880, 512040, 530865, 601647, 707820, 768060, 802196, 849384, 1002745, 1061730, 1203294, 1415640, 1536120, 1604392, 1804941, 2005490, 2123460, 2406588, 3008235, 3609882, 4010980, 4246920, 4813176, 6016470, 7219764, 8021960, 9024705, 12032940, 14439528, 18049410, 24065880, 36098820, 72197640]

約数ペア:

[(1, 72197640), (2, 36098820), (3, 24065880), (4, 18049410), (5, 14439528), (6, 12032940), (8, 9024705), (9, 8021960), (10, 7219764), (12, 6016470), (15, 4813176), (17, 4246920), (18, 4010980), (20, 3609882), (24, 3008235), (30, 2406588), (34, 2123460), (36, 2005490), (40, 1804941), (45, 1604392), (47, 1536120), (51, 1415640), (60, 1203294), (68, 1061730), (72, 1002745), (85, 849384), (90, 802196), (94, 768060), (102, 707820), (120, 601647), (136, 530865), (141, 512040), (153, 471880), (170, 424692), (180, 401098), (188, 384030), (204, 353910), (235, 307224), (251, 287640), (255, 283128), (282, 256020), (306, 235940), (340, 212346), (360, 200549), (376, 192015), (408, 176955), (423, 170680), (470, 153612), (502, 143820), (510, 141564), (564, 128010), (612, 117970), (680, 106173), (705, 102408), (753, 95880), (765, 94376), (799, 90360), (846, 85340), (940, 76806), (1004, 71910), (1020, 70782), (1128, 64005), (1224, 58985), (1255, 57528), (1410, 51204), (1506, 47940), (1530, 47188), (1598, 45180), (1692, 42670), (1880, 38403), (2008, 35955), (2040, 35391), (2115, 34136), (2259, 31960), (2397, 30120), (2510, 28764), (2820, 25602), (3012, 23970), (3060, 23594), (3196, 22590), (3384, 21335), (3765, 19176), (3995, 18072), (4230, 17068), (4267, 16920), (4518, 15980), (4794, 15060), (5020, 14382), (5640, 12801), (6024, 11985), (6120, 11797), (6392, 11295), (7191, 10040), (7530, 9588), (7990, 9036), (8460, 8534)]