280767708

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{349}}^1$

素因数の和:569

約数の個数: 120

約数和(自身を含む): 796857600

約数和(自身を除く): 516089892

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 191, 234, 324, 349, 351, 382, 468, 573, 698, 702, 764, 1047, 1053, 1146, 1396, 1404, 1719, 2094, 2106, 2292, 2483, 3141, 3438, 4188, 4212, 4537, 4966, 5157, 6282, 6876, 7449, 9074, 9423, 9932, 10314, 12564, 13611, 14898, 15471, 18148, 18846, 20628, 22347, 27222, 28269, 29796, 30942, 37692, 40833, 44694, 54444, 56538, 61884, 66659, 67041, 81666, 89388, 113076, 122499, 133318, 134082, 163332, 199977, 201123, 244998, 266636, 268164, 367497, 399954, 402246, 489996, 599931, 734994, 799908, 804492, 866567, 1199862, 1469988, 1733134, 1799793, 2399724, 2599701, 3466268, 3599586, 5199402, 5399379, 7199172, 7799103, 10398804, 10798758, 15598206, 21597516, 23397309, 31196412, 46794618, 70191927, 93589236, 140383854, 280767708]

約数ペア:

[(1, 280767708), (2, 140383854), (3, 93589236), (4, 70191927), (6, 46794618), (9, 31196412), (12, 23397309), (13, 21597516), (18, 15598206), (26, 10798758), (27, 10398804), (36, 7799103), (39, 7199172), (52, 5399379), (54, 5199402), (78, 3599586), (81, 3466268), (108, 2599701), (117, 2399724), (156, 1799793), (162, 1733134), (191, 1469988), (234, 1199862), (324, 866567), (349, 804492), (351, 799908), (382, 734994), (468, 599931), (573, 489996), (698, 402246), (702, 399954), (764, 367497), (1047, 268164), (1053, 266636), (1146, 244998), (1396, 201123), (1404, 199977), (1719, 163332), (2094, 134082), (2106, 133318), (2292, 122499), (2483, 113076), (3141, 89388), (3438, 81666), (4188, 67041), (4212, 66659), (4537, 61884), (4966, 56538), (5157, 54444), (6282, 44694), (6876, 40833), (7449, 37692), (9074, 30942), (9423, 29796), (9932, 28269), (10314, 27222), (12564, 22347), (13611, 20628), (14898, 18846), (15471, 18148)]