663917280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{106397}}^1$

素因数の和:106428

約数の個数: 96

約数和(自身を含む): 2252232864

約数和(自身を除く): 1588315584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 106397, 212794, 319191, 425588, 531985, 638382, 851176, 1063970, 1276764, 1383161, 1595955, 1702352, 2127940, 2553528, 2766322, 3191910, 3404704, 4149483, 4255880, 5107056, 5532644, 6383820, 6915805, 8298966, 8511760, 10214112, 11065288, 12767640, 13831610, 16597932, 17023520, 20747415, 22130576, 25535280, 27663220, 33195864, 41494830, 44261152, 51070560, 55326440, 66391728, 82989660, 110652880, 132783456, 165979320, 221305760, 331958640, 663917280]

約数ペア:

[(1, 663917280), (2, 331958640), (3, 221305760), (4, 165979320), (5, 132783456), (6, 110652880), (8, 82989660), (10, 66391728), (12, 55326440), (13, 51070560), (15, 44261152), (16, 41494830), (20, 33195864), (24, 27663220), (26, 25535280), (30, 22130576), (32, 20747415), (39, 17023520), (40, 16597932), (48, 13831610), (52, 12767640), (60, 11065288), (65, 10214112), (78, 8511760), (80, 8298966), (96, 6915805), (104, 6383820), (120, 5532644), (130, 5107056), (156, 4255880), (160, 4149483), (195, 3404704), (208, 3191910), (240, 2766322), (260, 2553528), (312, 2127940), (390, 1702352), (416, 1595955), (480, 1383161), (520, 1276764), (624, 1063970), (780, 851176), (1040, 638382), (1248, 531985), (1560, 425588), (2080, 319191), (3120, 212794), (6240, 106397)]