78139530

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4001}}^1$

素因数の和:4052

約数の個数: 96

約数和(自身を含む): 239735808

約数和(自身を除く): 161596278

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 90, 93, 105, 126, 155, 186, 210, 217, 279, 310, 315, 434, 465, 558, 630, 651, 930, 1085, 1302, 1395, 1953, 2170, 2790, 3255, 3906, 4001, 6510, 8002, 9765, 12003, 19530, 20005, 24006, 28007, 36009, 40010, 56014, 60015, 72018, 84021, 120030, 124031, 140035, 168042, 180045, 248062, 252063, 280070, 360090, 372093, 420105, 504126, 620155, 744186, 840210, 868217, 1116279, 1240310, 1260315, 1736434, 1860465, 2232558, 2520630, 2604651, 3720930, 4341085, 5209302, 5581395, 7813953, 8682170, 11162790, 13023255, 15627906, 26046510, 39069765, 78139530]

約数ペア:

[(1, 78139530), (2, 39069765), (3, 26046510), (5, 15627906), (6, 13023255), (7, 11162790), (9, 8682170), (10, 7813953), (14, 5581395), (15, 5209302), (18, 4341085), (21, 3720930), (30, 2604651), (31, 2520630), (35, 2232558), (42, 1860465), (45, 1736434), (62, 1260315), (63, 1240310), (70, 1116279), (90, 868217), (93, 840210), (105, 744186), (126, 620155), (155, 504126), (186, 420105), (210, 372093), (217, 360090), (279, 280070), (310, 252063), (315, 248062), (434, 180045), (465, 168042), (558, 140035), (630, 124031), (651, 120030), (930, 84021), (1085, 72018), (1302, 60015), (1395, 56014), (1953, 40010), (2170, 36009), (2790, 28007), (3255, 24006), (3906, 20005), (4001, 19530), (6510, 12003), (8002, 9765)]