66561120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2719}}^1$

素因数の和:2757

約数の個数: 144

約数和(自身を含む): 240589440

約数和(自身を除く): 174028320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2719, 2720, 3060, 4080, 4896, 5438, 6120, 8157, 8160, 10876, 12240, 13595, 16314, 21752, 24471, 24480, 27190, 32628, 40785, 43504, 46223, 48942, 54380, 65256, 81570, 87008, 92446, 97884, 108760, 122355, 130512, 138669, 163140, 184892, 195768, 217520, 231115, 244710, 261024, 277338, 326280, 369784, 391536, 416007, 435040, 462230, 489420, 554676, 652560, 693345, 739568, 783072, 832014, 924460, 978840, 1109352, 1305120, 1386690, 1479136, 1664028, 1848920, 1957680, 2080035, 2218704, 2773380, 3328056, 3697840, 3915360, 4160070, 4437408, 5546760, 6656112, 7395680, 8320140, 11093520, 13312224, 16640280, 22187040, 33280560, 66561120]

約数ペア:

[(1, 66561120), (2, 33280560), (3, 22187040), (4, 16640280), (5, 13312224), (6, 11093520), (8, 8320140), (9, 7395680), (10, 6656112), (12, 5546760), (15, 4437408), (16, 4160070), (17, 3915360), (18, 3697840), (20, 3328056), (24, 2773380), (30, 2218704), (32, 2080035), (34, 1957680), (36, 1848920), (40, 1664028), (45, 1479136), (48, 1386690), (51, 1305120), (60, 1109352), (68, 978840), (72, 924460), (80, 832014), (85, 783072), (90, 739568), (96, 693345), (102, 652560), (120, 554676), (136, 489420), (144, 462230), (153, 435040), (160, 416007), (170, 391536), (180, 369784), (204, 326280), (240, 277338), (255, 261024), (272, 244710), (288, 231115), (306, 217520), (340, 195768), (360, 184892), (408, 163140), (480, 138669), (510, 130512), (544, 122355), (612, 108760), (680, 97884), (720, 92446), (765, 87008), (816, 81570), (1020, 65256), (1224, 54380), (1360, 48942), (1440, 46223), (1530, 43504), (1632, 40785), (2040, 32628), (2448, 27190), (2719, 24480), (2720, 24471), (3060, 21752), (4080, 16314), (4896, 13595), (5438, 12240), (6120, 10876), (8157, 8160)]