320772060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13399}}^1$

素因数の和:13440

約数の個数: 144

約数和(自身を含む): 1170624000

約数和(自身を除く): 849851940

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, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 11970, 13399, 23940, 26798, 40197, 53596, 66995, 80394, 93793, 120591, 133990, 160788, 187586, 200985, 241182, 254581, 267980, 281379, 375172, 401970, 468965, 482364, 509162, 562758, 602955, 763743, 803940, 844137, 937930, 1018324, 1125516, 1205910, 1272905, 1406895, 1527486, 1688274, 1782067, 1875860, 2291229, 2411820, 2545810, 2813790, 3054972, 3376548, 3564134, 3818715, 4220685, 4582458, 5091620, 5346201, 5627580, 7128268, 7637430, 8441370, 8910335, 9164916, 10692402, 11456145, 15274860, 16038603, 16882740, 17820670, 21384804, 22912290, 26731005, 32077206, 35641340, 45824580, 53462010, 64154412, 80193015, 106924020, 160386030, 320772060]

約数ペア:

[(1, 320772060), (2, 160386030), (3, 106924020), (4, 80193015), (5, 64154412), (6, 53462010), (7, 45824580), (9, 35641340), (10, 32077206), (12, 26731005), (14, 22912290), (15, 21384804), (18, 17820670), (19, 16882740), (20, 16038603), (21, 15274860), (28, 11456145), (30, 10692402), (35, 9164916), (36, 8910335), (38, 8441370), (42, 7637430), (45, 7128268), (57, 5627580), (60, 5346201), (63, 5091620), (70, 4582458), (76, 4220685), (84, 3818715), (90, 3564134), (95, 3376548), (105, 3054972), (114, 2813790), (126, 2545810), (133, 2411820), (140, 2291229), (171, 1875860), (180, 1782067), (190, 1688274), (210, 1527486), (228, 1406895), (252, 1272905), (266, 1205910), (285, 1125516), (315, 1018324), (342, 937930), (380, 844137), (399, 803940), (420, 763743), (532, 602955), (570, 562758), (630, 509162), (665, 482364), (684, 468965), (798, 401970), (855, 375172), (1140, 281379), (1197, 267980), (1260, 254581), (1330, 241182), (1596, 200985), (1710, 187586), (1995, 160788), (2394, 133990), (2660, 120591), (3420, 93793), (3990, 80394), (4788, 66995), (5985, 53596), (7980, 40197), (11970, 26798), (13399, 23940)]