187971420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:404

約数の個数: 192

約数和(自身を含む): 654796800

約数和(自身を除く): 466825380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 173, 182, 195, 199, 210, 260, 273, 346, 364, 390, 398, 420, 455, 519, 546, 597, 692, 780, 796, 865, 910, 995, 1038, 1092, 1194, 1211, 1365, 1393, 1730, 1820, 1990, 2076, 2249, 2388, 2422, 2587, 2595, 2730, 2786, 2985, 3460, 3633, 3980, 4179, 4498, 4844, 5174, 5190, 5460, 5572, 5970, 6055, 6747, 6965, 7266, 7761, 8358, 8996, 10348, 10380, 11245, 11940, 12110, 12935, 13494, 13930, 14532, 15522, 15743, 16716, 18109, 18165, 20895, 22490, 24220, 25870, 26988, 27860, 31044, 31486, 33735, 34427, 36218, 36330, 38805, 41790, 44980, 47229, 51740, 54327, 62972, 67470, 68854, 72436, 72660, 77610, 78715, 83580, 90545, 94458, 103281, 108654, 134940, 137708, 155220, 157430, 172135, 181090, 188916, 206562, 217308, 236145, 240989, 271635, 314860, 344270, 362180, 413124, 447551, 472290, 481978, 516405, 543270, 688540, 722967, 895102, 944580, 963956, 1032810, 1086540, 1204945, 1342653, 1445934, 1790204, 2065620, 2237755, 2409890, 2685306, 2891868, 3132857, 3614835, 4475510, 4819780, 5370612, 6265714, 6713265, 7229670, 8951020, 9398571, 12531428, 13426530, 14459340, 15664285, 18797142, 26853060, 31328570, 37594284, 46992855, 62657140, 93985710, 187971420]

約数ペア:

[(1, 187971420), (2, 93985710), (3, 62657140), (4, 46992855), (5, 37594284), (6, 31328570), (7, 26853060), (10, 18797142), (12, 15664285), (13, 14459340), (14, 13426530), (15, 12531428), (20, 9398571), (21, 8951020), (26, 7229670), (28, 6713265), (30, 6265714), (35, 5370612), (39, 4819780), (42, 4475510), (52, 3614835), (60, 3132857), (65, 2891868), (70, 2685306), (78, 2409890), (84, 2237755), (91, 2065620), (105, 1790204), (130, 1445934), (140, 1342653), (156, 1204945), (173, 1086540), (182, 1032810), (195, 963956), (199, 944580), (210, 895102), (260, 722967), (273, 688540), (346, 543270), (364, 516405), (390, 481978), (398, 472290), (420, 447551), (455, 413124), (519, 362180), (546, 344270), (597, 314860), (692, 271635), (780, 240989), (796, 236145), (865, 217308), (910, 206562), (995, 188916), (1038, 181090), (1092, 172135), (1194, 157430), (1211, 155220), (1365, 137708), (1393, 134940), (1730, 108654), (1820, 103281), (1990, 94458), (2076, 90545), (2249, 83580), (2388, 78715), (2422, 77610), (2587, 72660), (2595, 72436), (2730, 68854), (2786, 67470), (2985, 62972), (3460, 54327), (3633, 51740), (3980, 47229), (4179, 44980), (4498, 41790), (4844, 38805), (5174, 36330), (5190, 36218), (5460, 34427), (5572, 33735), (5970, 31486), (6055, 31044), (6747, 27860), (6965, 26988), (7266, 25870), (7761, 24220), (8358, 22490), (8996, 20895), (10348, 18165), (10380, 18109), (11245, 16716), (11940, 15743), (12110, 15522), (12935, 14532), (13494, 13930)]