70525980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:496

約数の個数: 144

約数和(自身を含む): 246564864

約数和(自身を除く): 176038884

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 223, 251, 252, 315, 420, 446, 502, 630, 669, 753, 892, 1004, 1115, 1255, 1260, 1338, 1506, 1561, 1757, 2007, 2230, 2259, 2510, 2676, 3012, 3122, 3345, 3514, 3765, 4014, 4460, 4518, 4683, 5020, 5271, 6244, 6690, 7028, 7530, 7805, 8028, 8785, 9036, 9366, 10035, 10542, 11295, 13380, 14049, 15060, 15610, 15813, 17570, 18732, 20070, 21084, 22590, 23415, 26355, 28098, 31220, 31626, 35140, 40140, 45180, 46830, 52710, 55973, 56196, 63252, 70245, 79065, 93660, 105420, 111946, 140490, 158130, 167919, 223892, 279865, 280980, 316260, 335838, 391811, 503757, 559730, 671676, 783622, 839595, 1007514, 1119460, 1175433, 1567244, 1679190, 1959055, 2015028, 2350866, 2518785, 3358380, 3526299, 3918110, 4701732, 5037570, 5877165, 7052598, 7836220, 10075140, 11754330, 14105196, 17631495, 23508660, 35262990, 70525980]

約数ペア:

[(1, 70525980), (2, 35262990), (3, 23508660), (4, 17631495), (5, 14105196), (6, 11754330), (7, 10075140), (9, 7836220), (10, 7052598), (12, 5877165), (14, 5037570), (15, 4701732), (18, 3918110), (20, 3526299), (21, 3358380), (28, 2518785), (30, 2350866), (35, 2015028), (36, 1959055), (42, 1679190), (45, 1567244), (60, 1175433), (63, 1119460), (70, 1007514), (84, 839595), (90, 783622), (105, 671676), (126, 559730), (140, 503757), (180, 391811), (210, 335838), (223, 316260), (251, 280980), (252, 279865), (315, 223892), (420, 167919), (446, 158130), (502, 140490), (630, 111946), (669, 105420), (753, 93660), (892, 79065), (1004, 70245), (1115, 63252), (1255, 56196), (1260, 55973), (1338, 52710), (1506, 46830), (1561, 45180), (1757, 40140), (2007, 35140), (2230, 31626), (2259, 31220), (2510, 28098), (2676, 26355), (3012, 23415), (3122, 22590), (3345, 21084), (3514, 20070), (3765, 18732), (4014, 17570), (4460, 15813), (4518, 15610), (4683, 15060), (5020, 14049), (5271, 13380), (6244, 11295), (6690, 10542), (7028, 10035), (7530, 9366), (7805, 9036), (8028, 8785)]