391740180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1026

約数の個数: 192

約数和(自身を含む): 1292433408

約数和(自身を除く): 900693228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 31, 34, 39, 51, 52, 60, 62, 65, 68, 78, 85, 93, 102, 124, 130, 155, 156, 170, 186, 195, 204, 221, 255, 260, 310, 340, 372, 390, 403, 442, 465, 510, 527, 620, 663, 780, 806, 884, 930, 953, 1020, 1054, 1105, 1209, 1326, 1581, 1612, 1860, 1906, 2015, 2108, 2210, 2418, 2635, 2652, 2859, 3162, 3315, 3812, 4030, 4420, 4765, 4836, 5270, 5718, 6045, 6324, 6630, 6851, 7905, 8060, 9530, 10540, 11436, 12090, 12389, 13260, 13702, 14295, 15810, 16201, 19060, 20553, 24180, 24778, 27404, 28590, 29543, 31620, 32402, 34255, 37167, 41106, 48603, 49556, 57180, 59086, 61945, 64804, 68510, 74334, 81005, 82212, 88629, 97206, 102765, 118172, 123890, 137020, 147715, 148668, 162010, 177258, 185835, 194412, 205530, 210613, 243015, 247780, 295430, 324020, 354516, 371670, 384059, 411060, 421226, 443145, 486030, 502231, 590860, 631839, 743340, 768118, 842452, 886290, 972060, 1004462, 1053065, 1152177, 1263678, 1506693, 1536236, 1772580, 1920295, 2008924, 2106130, 2304354, 2511155, 2527356, 3013386, 3159195, 3840590, 4212260, 4608708, 5022310, 5760885, 6026772, 6318390, 6529003, 7533465, 7681180, 10044620, 11521770, 12636780, 13058006, 15066930, 19587009, 23043540, 26116012, 30133860, 32645015, 39174018, 65290030, 78348036, 97935045, 130580060, 195870090, 391740180]

約数ペア:

[(1, 391740180), (2, 195870090), (3, 130580060), (4, 97935045), (5, 78348036), (6, 65290030), (10, 39174018), (12, 32645015), (13, 30133860), (15, 26116012), (17, 23043540), (20, 19587009), (26, 15066930), (30, 13058006), (31, 12636780), (34, 11521770), (39, 10044620), (51, 7681180), (52, 7533465), (60, 6529003), (62, 6318390), (65, 6026772), (68, 5760885), (78, 5022310), (85, 4608708), (93, 4212260), (102, 3840590), (124, 3159195), (130, 3013386), (155, 2527356), (156, 2511155), (170, 2304354), (186, 2106130), (195, 2008924), (204, 1920295), (221, 1772580), (255, 1536236), (260, 1506693), (310, 1263678), (340, 1152177), (372, 1053065), (390, 1004462), (403, 972060), (442, 886290), (465, 842452), (510, 768118), (527, 743340), (620, 631839), (663, 590860), (780, 502231), (806, 486030), (884, 443145), (930, 421226), (953, 411060), (1020, 384059), (1054, 371670), (1105, 354516), (1209, 324020), (1326, 295430), (1581, 247780), (1612, 243015), (1860, 210613), (1906, 205530), (2015, 194412), (2108, 185835), (2210, 177258), (2418, 162010), (2635, 148668), (2652, 147715), (2859, 137020), (3162, 123890), (3315, 118172), (3812, 102765), (4030, 97206), (4420, 88629), (4765, 82212), (4836, 81005), (5270, 74334), (5718, 68510), (6045, 64804), (6324, 61945), (6630, 59086), (6851, 57180), (7905, 49556), (8060, 48603), (9530, 41106), (10540, 37167), (11436, 34255), (12090, 32402), (12389, 31620), (13260, 29543), (13702, 28590), (14295, 27404), (15810, 24778), (16201, 24180), (19060, 20553)]