89781420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 192

約数和(自身を含む): 287400960

約数和(自身を除く): 197619540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 43, 46, 51, 60, 68, 69, 85, 86, 89, 92, 102, 115, 129, 138, 170, 172, 178, 204, 215, 230, 255, 258, 267, 276, 340, 345, 356, 391, 430, 445, 460, 510, 516, 534, 645, 690, 731, 782, 860, 890, 989, 1020, 1068, 1173, 1290, 1335, 1380, 1462, 1513, 1564, 1780, 1955, 1978, 2047, 2193, 2346, 2580, 2670, 2924, 2967, 3026, 3655, 3827, 3910, 3956, 4094, 4386, 4539, 4692, 4945, 5340, 5865, 5934, 6052, 6141, 7310, 7565, 7654, 7820, 8188, 8772, 9078, 9890, 10235, 10965, 11481, 11730, 11868, 12282, 14620, 14835, 15130, 15308, 16813, 18156, 19135, 19780, 20470, 21930, 22695, 22962, 23460, 24564, 29670, 30260, 30705, 33626, 34799, 38270, 40940, 43860, 45390, 45924, 50439, 57405, 59340, 61410, 65059, 67252, 69598, 76540, 84065, 88021, 90780, 100878, 104397, 114810, 122820, 130118, 139196, 168130, 173995, 176042, 195177, 201756, 208794, 229620, 252195, 260236, 264063, 325295, 336260, 347990, 352084, 390354, 417588, 440105, 504390, 521985, 528126, 650590, 695980, 780708, 880210, 975885, 1008780, 1043970, 1056252, 1301180, 1320315, 1496357, 1760420, 1951770, 2087940, 2640630, 2992714, 3903540, 4489071, 5281260, 5985428, 7481785, 8978142, 14963570, 17956284, 22445355, 29927140, 44890710, 89781420]

約数ペア:

[(1, 89781420), (2, 44890710), (3, 29927140), (4, 22445355), (5, 17956284), (6, 14963570), (10, 8978142), (12, 7481785), (15, 5985428), (17, 5281260), (20, 4489071), (23, 3903540), (30, 2992714), (34, 2640630), (43, 2087940), (46, 1951770), (51, 1760420), (60, 1496357), (68, 1320315), (69, 1301180), (85, 1056252), (86, 1043970), (89, 1008780), (92, 975885), (102, 880210), (115, 780708), (129, 695980), (138, 650590), (170, 528126), (172, 521985), (178, 504390), (204, 440105), (215, 417588), (230, 390354), (255, 352084), (258, 347990), (267, 336260), (276, 325295), (340, 264063), (345, 260236), (356, 252195), (391, 229620), (430, 208794), (445, 201756), (460, 195177), (510, 176042), (516, 173995), (534, 168130), (645, 139196), (690, 130118), (731, 122820), (782, 114810), (860, 104397), (890, 100878), (989, 90780), (1020, 88021), (1068, 84065), (1173, 76540), (1290, 69598), (1335, 67252), (1380, 65059), (1462, 61410), (1513, 59340), (1564, 57405), (1780, 50439), (1955, 45924), (1978, 45390), (2047, 43860), (2193, 40940), (2346, 38270), (2580, 34799), (2670, 33626), (2924, 30705), (2967, 30260), (3026, 29670), (3655, 24564), (3827, 23460), (3910, 22962), (3956, 22695), (4094, 21930), (4386, 20470), (4539, 19780), (4692, 19135), (4945, 18156), (5340, 16813), (5865, 15308), (5934, 15130), (6052, 14835), (6141, 14620), (7310, 12282), (7565, 11868), (7654, 11730), (7820, 11481), (8188, 10965), (8772, 10235), (9078, 9890)]