61471480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 163339200

約数和(自身を除く): 101867720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 79, 98, 140, 158, 196, 245, 280, 316, 392, 395, 397, 490, 553, 632, 790, 794, 980, 1106, 1580, 1588, 1960, 1985, 2212, 2765, 2779, 3160, 3176, 3871, 3970, 4424, 5530, 5558, 7742, 7940, 11060, 11116, 13895, 15484, 15880, 19355, 19453, 22120, 22232, 27790, 30968, 31363, 38710, 38906, 55580, 62726, 77420, 77812, 97265, 111160, 125452, 154840, 155624, 156815, 194530, 219541, 250904, 313630, 389060, 439082, 627260, 778120, 878164, 1097705, 1254520, 1536787, 1756328, 2195410, 3073574, 4390820, 6147148, 7683935, 8781640, 12294296, 15367870, 30735740, 61471480]

約数ペア:

[(1, 61471480), (2, 30735740), (4, 15367870), (5, 12294296), (7, 8781640), (8, 7683935), (10, 6147148), (14, 4390820), (20, 3073574), (28, 2195410), (35, 1756328), (40, 1536787), (49, 1254520), (56, 1097705), (70, 878164), (79, 778120), (98, 627260), (140, 439082), (158, 389060), (196, 313630), (245, 250904), (280, 219541), (316, 194530), (392, 156815), (395, 155624), (397, 154840), (490, 125452), (553, 111160), (632, 97265), (790, 77812), (794, 77420), (980, 62726), (1106, 55580), (1580, 38906), (1588, 38710), (1960, 31363), (1985, 30968), (2212, 27790), (2765, 22232), (2779, 22120), (3160, 19453), (3176, 19355), (3871, 15880), (3970, 15484), (4424, 13895), (5530, 11116), (5558, 11060), (7742, 7940)]