135231940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 314344800

約数和(自身を除く): 179112860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 89, 109, 164, 170, 178, 205, 218, 340, 356, 410, 436, 445, 545, 697, 820, 890, 1090, 1394, 1513, 1780, 1853, 2180, 2788, 3026, 3485, 3649, 3706, 4469, 6052, 6970, 7298, 7412, 7565, 8938, 9265, 9701, 13940, 14596, 15130, 17876, 18245, 18530, 19402, 22345, 30260, 36490, 37060, 38804, 44690, 48505, 62033, 72980, 75973, 89380, 97010, 124066, 151946, 164917, 194020, 248132, 303892, 310165, 329834, 379865, 397741, 620330, 659668, 759730, 795482, 824585, 1240660, 1519460, 1590964, 1649170, 1988705, 3298340, 3977410, 6761597, 7954820, 13523194, 27046388, 33807985, 67615970, 135231940]

約数ペア:

[(1, 135231940), (2, 67615970), (4, 33807985), (5, 27046388), (10, 13523194), (17, 7954820), (20, 6761597), (34, 3977410), (41, 3298340), (68, 1988705), (82, 1649170), (85, 1590964), (89, 1519460), (109, 1240660), (164, 824585), (170, 795482), (178, 759730), (205, 659668), (218, 620330), (340, 397741), (356, 379865), (410, 329834), (436, 310165), (445, 303892), (545, 248132), (697, 194020), (820, 164917), (890, 151946), (1090, 124066), (1394, 97010), (1513, 89380), (1780, 75973), (1853, 72980), (2180, 62033), (2788, 48505), (3026, 44690), (3485, 38804), (3649, 37060), (3706, 36490), (4469, 30260), (6052, 22345), (6970, 19402), (7298, 18530), (7412, 18245), (7565, 17876), (8938, 15130), (9265, 14596), (9701, 13940)]