30571380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1277}}^1$

素因数の和:1318

約数の個数: 144

約数和(自身を含む): 111646080

約数和(自身を除く): 81074700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1277, 1330, 1596, 1710, 1995, 2394, 2554, 2660, 3420, 3831, 3990, 4788, 5108, 5985, 6385, 7662, 7980, 8939, 11493, 11970, 12770, 15324, 17878, 19155, 22986, 23940, 24263, 25540, 26817, 35756, 38310, 44695, 45972, 48526, 53634, 57465, 72789, 76620, 80451, 89390, 97052, 107268, 114930, 121315, 134085, 145578, 160902, 169841, 178780, 218367, 229860, 242630, 268170, 291156, 321804, 339682, 363945, 402255, 436734, 485260, 509523, 536340, 679364, 727890, 804510, 849205, 873468, 1019046, 1091835, 1455780, 1528569, 1609020, 1698410, 2038092, 2183670, 2547615, 3057138, 3396820, 4367340, 5095230, 6114276, 7642845, 10190460, 15285690, 30571380]

約数ペア:

[(1, 30571380), (2, 15285690), (3, 10190460), (4, 7642845), (5, 6114276), (6, 5095230), (7, 4367340), (9, 3396820), (10, 3057138), (12, 2547615), (14, 2183670), (15, 2038092), (18, 1698410), (19, 1609020), (20, 1528569), (21, 1455780), (28, 1091835), (30, 1019046), (35, 873468), (36, 849205), (38, 804510), (42, 727890), (45, 679364), (57, 536340), (60, 509523), (63, 485260), (70, 436734), (76, 402255), (84, 363945), (90, 339682), (95, 321804), (105, 291156), (114, 268170), (126, 242630), (133, 229860), (140, 218367), (171, 178780), (180, 169841), (190, 160902), (210, 145578), (228, 134085), (252, 121315), (266, 114930), (285, 107268), (315, 97052), (342, 89390), (380, 80451), (399, 76620), (420, 72789), (532, 57465), (570, 53634), (630, 48526), (665, 45972), (684, 44695), (798, 38310), (855, 35756), (1140, 26817), (1197, 25540), (1260, 24263), (1277, 23940), (1330, 22986), (1596, 19155), (1710, 17878), (1995, 15324), (2394, 12770), (2554, 11970), (2660, 11493), (3420, 8939), (3831, 7980), (3990, 7662), (4788, 6385), (5108, 5985)]