19650960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{557}}^1$

素因数の和:590

約数の個数: 180

約数和(自身を含む): 76906908

約数和(自身を除く): 57255948

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 557, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1114, 1176, 1260, 1470, 1671, 1680, 1764, 1960, 2205, 2228, 2352, 2520, 2785, 2940, 3342, 3528, 3899, 3920, 4410, 4456, 5013, 5040, 5570, 5880, 6684, 7056, 7798, 8355, 8820, 8912, 10026, 11140, 11697, 11760, 13368, 15596, 16710, 17640, 19495, 20052, 22280, 23394, 25065, 26736, 27293, 31192, 33420, 35091, 35280, 38990, 40104, 44560, 46788, 50130, 54586, 58485, 62384, 66840, 70182, 77980, 80208, 81879, 93576, 100260, 109172, 116970, 133680, 136465, 140364, 155960, 163758, 175455, 187152, 200520, 218344, 233940, 245637, 272930, 280728, 311920, 327516, 350910, 401040, 409395, 436688, 467880, 491274, 545860, 561456, 655032, 701820, 818790, 935760, 982548, 1091720, 1228185, 1310064, 1403640, 1637580, 1965096, 2183440, 2456370, 2807280, 3275160, 3930192, 4912740, 6550320, 9825480, 19650960]

約数ペア:

[(1, 19650960), (2, 9825480), (3, 6550320), (4, 4912740), (5, 3930192), (6, 3275160), (7, 2807280), (8, 2456370), (9, 2183440), (10, 1965096), (12, 1637580), (14, 1403640), (15, 1310064), (16, 1228185), (18, 1091720), (20, 982548), (21, 935760), (24, 818790), (28, 701820), (30, 655032), (35, 561456), (36, 545860), (40, 491274), (42, 467880), (45, 436688), (48, 409395), (49, 401040), (56, 350910), (60, 327516), (63, 311920), (70, 280728), (72, 272930), (80, 245637), (84, 233940), (90, 218344), (98, 200520), (105, 187152), (112, 175455), (120, 163758), (126, 155960), (140, 140364), (144, 136465), (147, 133680), (168, 116970), (180, 109172), (196, 100260), (210, 93576), (240, 81879), (245, 80208), (252, 77980), (280, 70182), (294, 66840), (315, 62384), (336, 58485), (360, 54586), (392, 50130), (420, 46788), (441, 44560), (490, 40104), (504, 38990), (557, 35280), (560, 35091), (588, 33420), (630, 31192), (720, 27293), (735, 26736), (784, 25065), (840, 23394), (882, 22280), (980, 20052), (1008, 19495), (1114, 17640), (1176, 16710), (1260, 15596), (1470, 13368), (1671, 11760), (1680, 11697), (1764, 11140), (1960, 10026), (2205, 8912), (2228, 8820), (2352, 8355), (2520, 7798), (2785, 7056), (2940, 6684), (3342, 5880), (3528, 5570), (3899, 5040), (3920, 5013), (4410, 4456)]