171430920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:460

約数の個数: 192

約数和(自身を含む): 596419200

約数和(自身を除く): 424988280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 71, 72, 76, 90, 95, 114, 120, 142, 152, 171, 180, 190, 213, 228, 284, 285, 342, 353, 355, 360, 380, 426, 456, 568, 570, 639, 684, 706, 710, 760, 852, 855, 1059, 1065, 1140, 1278, 1349, 1368, 1412, 1420, 1704, 1710, 1765, 2118, 2130, 2280, 2556, 2698, 2824, 2840, 3177, 3195, 3420, 3530, 4047, 4236, 4260, 5112, 5295, 5396, 6354, 6390, 6707, 6745, 6840, 7060, 8094, 8472, 8520, 10590, 10792, 12141, 12708, 12780, 13414, 13490, 14120, 15885, 16188, 20121, 20235, 21180, 24282, 25063, 25416, 25560, 26828, 26980, 31770, 32376, 33535, 40242, 40470, 42360, 48564, 50126, 53656, 53960, 60363, 60705, 63540, 67070, 75189, 80484, 80940, 97128, 100252, 100605, 120726, 121410, 125315, 127080, 134140, 150378, 160968, 161880, 200504, 201210, 225567, 241452, 242820, 250630, 268280, 300756, 301815, 375945, 402420, 451134, 476197, 482904, 485640, 501260, 601512, 603630, 751890, 804840, 902268, 952394, 1002520, 1127835, 1207260, 1428591, 1503780, 1804536, 1904788, 2255670, 2380985, 2414520, 2857182, 3007560, 3809576, 4285773, 4511340, 4761970, 5714364, 7142955, 8571546, 9022680, 9523940, 11428728, 14285910, 17143092, 19047880, 21428865, 28571820, 34286184, 42857730, 57143640, 85715460, 171430920]

約数ペア:

[(1, 171430920), (2, 85715460), (3, 57143640), (4, 42857730), (5, 34286184), (6, 28571820), (8, 21428865), (9, 19047880), (10, 17143092), (12, 14285910), (15, 11428728), (18, 9523940), (19, 9022680), (20, 8571546), (24, 7142955), (30, 5714364), (36, 4761970), (38, 4511340), (40, 4285773), (45, 3809576), (57, 3007560), (60, 2857182), (71, 2414520), (72, 2380985), (76, 2255670), (90, 1904788), (95, 1804536), (114, 1503780), (120, 1428591), (142, 1207260), (152, 1127835), (171, 1002520), (180, 952394), (190, 902268), (213, 804840), (228, 751890), (284, 603630), (285, 601512), (342, 501260), (353, 485640), (355, 482904), (360, 476197), (380, 451134), (426, 402420), (456, 375945), (568, 301815), (570, 300756), (639, 268280), (684, 250630), (706, 242820), (710, 241452), (760, 225567), (852, 201210), (855, 200504), (1059, 161880), (1065, 160968), (1140, 150378), (1278, 134140), (1349, 127080), (1368, 125315), (1412, 121410), (1420, 120726), (1704, 100605), (1710, 100252), (1765, 97128), (2118, 80940), (2130, 80484), (2280, 75189), (2556, 67070), (2698, 63540), (2824, 60705), (2840, 60363), (3177, 53960), (3195, 53656), (3420, 50126), (3530, 48564), (4047, 42360), (4236, 40470), (4260, 40242), (5112, 33535), (5295, 32376), (5396, 31770), (6354, 26980), (6390, 26828), (6707, 25560), (6745, 25416), (6840, 25063), (7060, 24282), (8094, 21180), (8472, 20235), (8520, 20121), (10590, 16188), (10792, 15885), (12141, 14120), (12708, 13490), (12780, 13414)]