87511920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:363

約数の個数: 160

約数和(自身を含む): 291677760

約数和(自身を除く): 204165840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 89, 102, 120, 136, 170, 178, 204, 240, 241, 255, 267, 272, 340, 356, 408, 445, 482, 510, 534, 680, 712, 723, 816, 890, 964, 1020, 1068, 1205, 1335, 1360, 1424, 1446, 1513, 1780, 1928, 2040, 2136, 2410, 2670, 2892, 3026, 3560, 3615, 3856, 4080, 4097, 4272, 4539, 4820, 5340, 5784, 6052, 7120, 7230, 7565, 8194, 9078, 9640, 10680, 11568, 12104, 12291, 14460, 15130, 16388, 18156, 19280, 20485, 21360, 21449, 22695, 24208, 24582, 28920, 30260, 32776, 36312, 40970, 42898, 45390, 49164, 57840, 60520, 61455, 64347, 65552, 72624, 81940, 85796, 90780, 98328, 107245, 121040, 122910, 128694, 163880, 171592, 181560, 196656, 214490, 245820, 257388, 321735, 327760, 343184, 363120, 364633, 428980, 491640, 514776, 643470, 729266, 857960, 983280, 1029552, 1093899, 1286940, 1458532, 1715920, 1823165, 2187798, 2573880, 2917064, 3646330, 4375596, 5147760, 5469495, 5834128, 7292660, 8751192, 10938990, 14585320, 17502384, 21877980, 29170640, 43755960, 87511920]

約数ペア:

[(1, 87511920), (2, 43755960), (3, 29170640), (4, 21877980), (5, 17502384), (6, 14585320), (8, 10938990), (10, 8751192), (12, 7292660), (15, 5834128), (16, 5469495), (17, 5147760), (20, 4375596), (24, 3646330), (30, 2917064), (34, 2573880), (40, 2187798), (48, 1823165), (51, 1715920), (60, 1458532), (68, 1286940), (80, 1093899), (85, 1029552), (89, 983280), (102, 857960), (120, 729266), (136, 643470), (170, 514776), (178, 491640), (204, 428980), (240, 364633), (241, 363120), (255, 343184), (267, 327760), (272, 321735), (340, 257388), (356, 245820), (408, 214490), (445, 196656), (482, 181560), (510, 171592), (534, 163880), (680, 128694), (712, 122910), (723, 121040), (816, 107245), (890, 98328), (964, 90780), (1020, 85796), (1068, 81940), (1205, 72624), (1335, 65552), (1360, 64347), (1424, 61455), (1446, 60520), (1513, 57840), (1780, 49164), (1928, 45390), (2040, 42898), (2136, 40970), (2410, 36312), (2670, 32776), (2892, 30260), (3026, 28920), (3560, 24582), (3615, 24208), (3856, 22695), (4080, 21449), (4097, 21360), (4272, 20485), (4539, 19280), (4820, 18156), (5340, 16388), (5784, 15130), (6052, 14460), (7120, 12291), (7230, 12104), (7565, 11568), (8194, 10680), (9078, 9640)]