238984980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:378

約数の個数: 192

約数和(自身を含む): 777288960

約数和(自身を除く): 538303980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 67, 68, 78, 85, 102, 130, 134, 156, 170, 195, 201, 204, 221, 255, 260, 268, 269, 335, 340, 390, 402, 442, 510, 538, 663, 670, 780, 804, 807, 871, 884, 1005, 1020, 1076, 1105, 1139, 1326, 1340, 1345, 1614, 1742, 2010, 2210, 2278, 2613, 2652, 2690, 3228, 3315, 3417, 3484, 3497, 4020, 4035, 4355, 4420, 4556, 4573, 5226, 5380, 5695, 6630, 6834, 6994, 8070, 8710, 9146, 10452, 10491, 11390, 13065, 13260, 13668, 13719, 13988, 14807, 16140, 17085, 17420, 17485, 18023, 18292, 20982, 22780, 22865, 26130, 27438, 29614, 34170, 34970, 36046, 41964, 44421, 45730, 52260, 52455, 54069, 54876, 59228, 59449, 68340, 68595, 69940, 72092, 74035, 88842, 90115, 91460, 104910, 108138, 118898, 137190, 148070, 177684, 178347, 180230, 209820, 216276, 222105, 234299, 237796, 270345, 274380, 296140, 297245, 306391, 356694, 360460, 444210, 468598, 540690, 594490, 612782, 702897, 713388, 888420, 891735, 919173, 937196, 1081380, 1171495, 1188980, 1225564, 1405794, 1531955, 1783470, 1838346, 2342990, 2811588, 3063910, 3514485, 3566940, 3676692, 3983083, 4595865, 4685980, 6127820, 7028970, 7966166, 9191730, 11949249, 14057940, 15932332, 18383460, 19915415, 23898498, 39830830, 47796996, 59746245, 79661660, 119492490, 238984980]

約数ペア:

[(1, 238984980), (2, 119492490), (3, 79661660), (4, 59746245), (5, 47796996), (6, 39830830), (10, 23898498), (12, 19915415), (13, 18383460), (15, 15932332), (17, 14057940), (20, 11949249), (26, 9191730), (30, 7966166), (34, 7028970), (39, 6127820), (51, 4685980), (52, 4595865), (60, 3983083), (65, 3676692), (67, 3566940), (68, 3514485), (78, 3063910), (85, 2811588), (102, 2342990), (130, 1838346), (134, 1783470), (156, 1531955), (170, 1405794), (195, 1225564), (201, 1188980), (204, 1171495), (221, 1081380), (255, 937196), (260, 919173), (268, 891735), (269, 888420), (335, 713388), (340, 702897), (390, 612782), (402, 594490), (442, 540690), (510, 468598), (538, 444210), (663, 360460), (670, 356694), (780, 306391), (804, 297245), (807, 296140), (871, 274380), (884, 270345), (1005, 237796), (1020, 234299), (1076, 222105), (1105, 216276), (1139, 209820), (1326, 180230), (1340, 178347), (1345, 177684), (1614, 148070), (1742, 137190), (2010, 118898), (2210, 108138), (2278, 104910), (2613, 91460), (2652, 90115), (2690, 88842), (3228, 74035), (3315, 72092), (3417, 69940), (3484, 68595), (3497, 68340), (4020, 59449), (4035, 59228), (4355, 54876), (4420, 54069), (4556, 52455), (4573, 52260), (5226, 45730), (5380, 44421), (5695, 41964), (6630, 36046), (6834, 34970), (6994, 34170), (8070, 29614), (8710, 27438), (9146, 26130), (10452, 22865), (10491, 22780), (11390, 20982), (13065, 18292), (13260, 18023), (13668, 17485), (13719, 17420), (13988, 17085), (14807, 16140)]