140542430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{421}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 306270720

約数和(自身を除く): 165728290

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 251, 266, 421, 502, 665, 842, 1255, 1330, 1757, 2105, 2510, 2947, 3514, 4210, 4769, 5894, 7999, 8785, 9538, 14735, 15998, 17570, 23845, 29470, 33383, 39995, 47690, 55993, 66766, 79990, 105671, 111986, 166915, 211342, 279965, 333830, 528355, 559930, 739697, 1056710, 1479394, 2007749, 3698485, 4015498, 7396970, 10038745, 14054243, 20077490, 28108486, 70271215, 140542430]

約数ペア:

[(1, 140542430), (2, 70271215), (5, 28108486), (7, 20077490), (10, 14054243), (14, 10038745), (19, 7396970), (35, 4015498), (38, 3698485), (70, 2007749), (95, 1479394), (133, 1056710), (190, 739697), (251, 559930), (266, 528355), (421, 333830), (502, 279965), (665, 211342), (842, 166915), (1255, 111986), (1330, 105671), (1757, 79990), (2105, 66766), (2510, 55993), (2947, 47690), (3514, 39995), (4210, 33383), (4769, 29470), (5894, 23845), (7999, 17570), (8785, 15998), (9538, 14735)]