15797340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 53141088

約数和(自身を除く): 37343748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 157, 172, 180, 195, 215, 234, 258, 260, 314, 387, 390, 430, 468, 471, 516, 559, 585, 628, 645, 774, 780, 785, 860, 942, 1118, 1170, 1290, 1413, 1548, 1570, 1677, 1884, 1935, 2041, 2236, 2340, 2355, 2580, 2795, 2826, 3140, 3354, 3870, 4082, 4710, 5031, 5590, 5652, 6123, 6708, 6751, 7065, 7740, 8164, 8385, 9420, 10062, 10205, 11180, 12246, 13502, 14130, 16770, 18369, 20124, 20253, 20410, 24492, 25155, 27004, 28260, 30615, 33540, 33755, 36738, 40506, 40820, 50310, 60759, 61230, 67510, 73476, 81012, 87763, 91845, 100620, 101265, 121518, 122460, 135020, 175526, 183690, 202530, 243036, 263289, 303795, 351052, 367380, 405060, 438815, 526578, 607590, 789867, 877630, 1053156, 1215180, 1316445, 1579734, 1755260, 2632890, 3159468, 3949335, 5265780, 7898670, 15797340]

約数ペア:

[(1, 15797340), (2, 7898670), (3, 5265780), (4, 3949335), (5, 3159468), (6, 2632890), (9, 1755260), (10, 1579734), (12, 1316445), (13, 1215180), (15, 1053156), (18, 877630), (20, 789867), (26, 607590), (30, 526578), (36, 438815), (39, 405060), (43, 367380), (45, 351052), (52, 303795), (60, 263289), (65, 243036), (78, 202530), (86, 183690), (90, 175526), (117, 135020), (129, 122460), (130, 121518), (156, 101265), (157, 100620), (172, 91845), (180, 87763), (195, 81012), (215, 73476), (234, 67510), (258, 61230), (260, 60759), (314, 50310), (387, 40820), (390, 40506), (430, 36738), (468, 33755), (471, 33540), (516, 30615), (559, 28260), (585, 27004), (628, 25155), (645, 24492), (774, 20410), (780, 20253), (785, 20124), (860, 18369), (942, 16770), (1118, 14130), (1170, 13502), (1290, 12246), (1413, 11180), (1548, 10205), (1570, 10062), (1677, 9420), (1884, 8385), (1935, 8164), (2041, 7740), (2236, 7065), (2340, 6751), (2355, 6708), (2580, 6123), (2795, 5652), (2826, 5590), (3140, 5031), (3354, 4710), (3870, 4082)]