242298420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:454

約数の個数: 192

約数和(自身を含む): 842956800

約数和(自身を除く): 600658380

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, 182, 195, 199, 210, 223, 260, 273, 364, 390, 398, 420, 446, 455, 546, 597, 669, 780, 796, 892, 910, 995, 1092, 1115, 1194, 1338, 1365, 1393, 1561, 1820, 1990, 2230, 2388, 2587, 2676, 2730, 2786, 2899, 2985, 3122, 3345, 3980, 4179, 4460, 4683, 5174, 5460, 5572, 5798, 5970, 6244, 6690, 6965, 7761, 7805, 8358, 8697, 9366, 10348, 11596, 11940, 12935, 13380, 13930, 14495, 15522, 15610, 16716, 17394, 18109, 18732, 20293, 20895, 23415, 25870, 27860, 28990, 31044, 31220, 34788, 36218, 38805, 40586, 41790, 43485, 44377, 46830, 51740, 54327, 57980, 60879, 72436, 77610, 81172, 83580, 86970, 88754, 90545, 93660, 101465, 108654, 121758, 133131, 155220, 173940, 177508, 181090, 202930, 217308, 221885, 243516, 266262, 271635, 304395, 310639, 362180, 405860, 443770, 532524, 543270, 576901, 608790, 621278, 665655, 887540, 931917, 1086540, 1153802, 1217580, 1242556, 1331310, 1553195, 1730703, 1863834, 2307604, 2662620, 2884505, 3106390, 3461406, 3727668, 4038307, 4659585, 5769010, 6212780, 6922812, 8076614, 8653515, 9319170, 11538020, 12114921, 16153228, 17307030, 18638340, 20191535, 24229842, 34614060, 40383070, 48459684, 60574605, 80766140, 121149210, 242298420]

約数ペア:

[(1, 242298420), (2, 121149210), (3, 80766140), (4, 60574605), (5, 48459684), (6, 40383070), (7, 34614060), (10, 24229842), (12, 20191535), (13, 18638340), (14, 17307030), (15, 16153228), (20, 12114921), (21, 11538020), (26, 9319170), (28, 8653515), (30, 8076614), (35, 6922812), (39, 6212780), (42, 5769010), (52, 4659585), (60, 4038307), (65, 3727668), (70, 3461406), (78, 3106390), (84, 2884505), (91, 2662620), (105, 2307604), (130, 1863834), (140, 1730703), (156, 1553195), (182, 1331310), (195, 1242556), (199, 1217580), (210, 1153802), (223, 1086540), (260, 931917), (273, 887540), (364, 665655), (390, 621278), (398, 608790), (420, 576901), (446, 543270), (455, 532524), (546, 443770), (597, 405860), (669, 362180), (780, 310639), (796, 304395), (892, 271635), (910, 266262), (995, 243516), (1092, 221885), (1115, 217308), (1194, 202930), (1338, 181090), (1365, 177508), (1393, 173940), (1561, 155220), (1820, 133131), (1990, 121758), (2230, 108654), (2388, 101465), (2587, 93660), (2676, 90545), (2730, 88754), (2786, 86970), (2899, 83580), (2985, 81172), (3122, 77610), (3345, 72436), (3980, 60879), (4179, 57980), (4460, 54327), (4683, 51740), (5174, 46830), (5460, 44377), (5572, 43485), (5798, 41790), (5970, 40586), (6244, 38805), (6690, 36218), (6965, 34788), (7761, 31220), (7805, 31044), (8358, 28990), (8697, 27860), (9366, 25870), (10348, 23415), (11596, 20895), (11940, 20293), (12935, 18732), (13380, 18109), (13930, 17394), (14495, 16716), (15522, 15610)]