15149940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19423}}^1$

素因数の和:19448

約数の個数: 48

約数和(自身を含む): 45685248

約数和(自身を除く): 30535308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 19423, 38846, 58269, 77692, 97115, 116538, 194230, 233076, 252499, 291345, 388460, 504998, 582690, 757497, 1009996, 1165380, 1262495, 1514994, 2524990, 3029988, 3787485, 5049980, 7574970, 15149940]

約数ペア:

[(1, 15149940), (2, 7574970), (3, 5049980), (4, 3787485), (5, 3029988), (6, 2524990), (10, 1514994), (12, 1262495), (13, 1165380), (15, 1009996), (20, 757497), (26, 582690), (30, 504998), (39, 388460), (52, 291345), (60, 252499), (65, 233076), (78, 194230), (130, 116538), (156, 97115), (195, 77692), (260, 58269), (390, 38846), (780, 19423)]