17879760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1307}}^1$

素因数の和:1345

約数の個数: 120

約数和(自身を含む): 63254880

約数和(自身を除く): 45375120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1307, 1368, 1520, 1710, 2280, 2614, 2736, 3420, 3921, 4560, 5228, 6535, 6840, 7842, 10456, 11763, 13070, 13680, 15684, 19605, 20912, 23526, 24833, 26140, 31368, 39210, 47052, 49666, 52280, 58815, 62736, 74499, 78420, 94104, 99332, 104560, 117630, 124165, 148998, 156840, 188208, 198664, 223497, 235260, 248330, 297996, 313680, 372495, 397328, 446994, 470520, 496660, 595992, 744990, 893988, 941040, 993320, 1117485, 1191984, 1489980, 1787976, 1986640, 2234970, 2979960, 3575952, 4469940, 5959920, 8939880, 17879760]

約数ペア:

[(1, 17879760), (2, 8939880), (3, 5959920), (4, 4469940), (5, 3575952), (6, 2979960), (8, 2234970), (9, 1986640), (10, 1787976), (12, 1489980), (15, 1191984), (16, 1117485), (18, 993320), (19, 941040), (20, 893988), (24, 744990), (30, 595992), (36, 496660), (38, 470520), (40, 446994), (45, 397328), (48, 372495), (57, 313680), (60, 297996), (72, 248330), (76, 235260), (80, 223497), (90, 198664), (95, 188208), (114, 156840), (120, 148998), (144, 124165), (152, 117630), (171, 104560), (180, 99332), (190, 94104), (228, 78420), (240, 74499), (285, 62736), (304, 58815), (342, 52280), (360, 49666), (380, 47052), (456, 39210), (570, 31368), (684, 26140), (720, 24833), (760, 23526), (855, 20912), (912, 19605), (1140, 15684), (1307, 13680), (1368, 13070), (1520, 11763), (1710, 10456), (2280, 7842), (2614, 6840), (2736, 6535), (3420, 5228), (3921, 4560)]