78244620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 240226560

約数和(自身を除く): 161981940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 59, 60, 62, 69, 92, 93, 115, 118, 124, 138, 155, 177, 186, 230, 236, 276, 295, 310, 345, 354, 372, 460, 465, 590, 620, 690, 708, 713, 885, 930, 961, 1180, 1357, 1380, 1426, 1770, 1829, 1860, 1922, 2139, 2714, 2852, 2883, 3540, 3565, 3658, 3844, 4071, 4278, 4805, 5428, 5487, 5766, 6785, 7130, 7316, 8142, 8556, 9145, 9610, 10695, 10974, 11532, 13570, 14260, 14415, 16284, 18290, 19220, 20355, 21390, 21948, 22103, 27140, 27435, 28830, 36580, 40710, 42067, 42780, 44206, 54870, 56699, 57660, 66309, 81420, 84134, 88412, 109740, 110515, 113398, 126201, 132618, 168268, 170097, 210335, 221030, 226796, 252402, 265236, 283495, 331545, 340194, 420670, 442060, 504804, 566990, 631005, 663090, 680388, 841340, 850485, 1133980, 1262010, 1304077, 1326180, 1700970, 2524020, 2608154, 3401940, 3912231, 5216308, 6520385, 7824462, 13040770, 15648924, 19561155, 26081540, 39122310, 78244620]

約数ペア:

[(1, 78244620), (2, 39122310), (3, 26081540), (4, 19561155), (5, 15648924), (6, 13040770), (10, 7824462), (12, 6520385), (15, 5216308), (20, 3912231), (23, 3401940), (30, 2608154), (31, 2524020), (46, 1700970), (59, 1326180), (60, 1304077), (62, 1262010), (69, 1133980), (92, 850485), (93, 841340), (115, 680388), (118, 663090), (124, 631005), (138, 566990), (155, 504804), (177, 442060), (186, 420670), (230, 340194), (236, 331545), (276, 283495), (295, 265236), (310, 252402), (345, 226796), (354, 221030), (372, 210335), (460, 170097), (465, 168268), (590, 132618), (620, 126201), (690, 113398), (708, 110515), (713, 109740), (885, 88412), (930, 84134), (961, 81420), (1180, 66309), (1357, 57660), (1380, 56699), (1426, 54870), (1770, 44206), (1829, 42780), (1860, 42067), (1922, 40710), (2139, 36580), (2714, 28830), (2852, 27435), (2883, 27140), (3540, 22103), (3565, 21948), (3658, 21390), (3844, 20355), (4071, 19220), (4278, 18290), (4805, 16284), (5428, 14415), (5487, 14260), (5766, 13570), (6785, 11532), (7130, 10974), (7316, 10695), (8142, 9610), (8556, 9145)]